List of Halo 3 and Halo 3: ODST medals: Difference between revisions

From Halopedia, the Halo wiki

(→‎Halo 3: rar)
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===General Multiplayer Medals===
===General Multiplayer Medals===
{| align="center" cellpadding="3" border="1"
{|align="center" cellpadding="3" border="1"
|- align="center"
|-align="center"
! Icon !! Name !! Requirement
!Icon
|- align="center"
!Name
|style="background:black"| [[Image:Steaktacular.gif]] || [[Steaktacular Medal|Steaktacular!]] || Play in a matchmade slayer game and win by at least 20 kills.
!Requirement
|- align="center"
|-align="center"
|style="background:black"| [[Image:Linktacular.gif]] || [[Linktacular Medal|Linktacular!]] || Play in a matchmade game composed entirely of Bungie.net users, including yourself.
|style="background:black"|[[Image:Steaktacular.gif]]
|- align="center"
|[[Steaktacular Medal|Steaktacular!]]
|style="background:black"| [[File:Death from the Grave Medal.svg]] || [[Death from the Grave Medal|Death from the Grave!]] || Kill an opponent after you have died.
|Play in a matchmade slayer game and win by at least 20 kills.
|- align="center"
|-align="center"
|style="background:black"| [[Image:Laser Kill.gif]] || [[Laser Kill Medal|Laser Kill!]] || Kill an opponent by using the [[Weapon Anti-Vehicle Model 6 Grindell/Galileian Nonlinear Rifle|Spartan Laser]].
|style="background:black"|[[Image:Linktacular.gif]]
|- align="center"
|[[Linktacular Medal|Linktacular!]]
|style="background:black"| [[File:Stick It Medal.svg|60px]] || [[Grenade Stick Medal|Grenade Stick!]] || Kill an opponent by sticking him/her with either a [[Type-1 Antipersonnel Grenade|Plasma Grenade]] or a [[Type-2 Antipersonnel Fragmentation Grenade|Spike Grenade]].
|Play in a matchmade game composed entirely of Bungie.net users, including yourself.
|- align="center"
|-align="center"
|style="background:black"| [[Image:Incineration.gif]] || [[Incineration Medal|Incineration!]] || Kill an opponent by using either the [[M7057 Defoliant Projector|Flamethrower]] or a [[Type-3 Antipersonnel/Antimateriel Incendiary Grenade|Flame Grenade]].
|style="background:black"|[[File:Death from the Grave Medal.svg]]
|- align="center"
|[[Death from the Grave Medal|Death from the Grave!]]
|style="background:black"| [[Image:Killjoy.gif]] || [[Killjoy Medal|Killjoy!]] || End an opponent's killing spree—any spree.
|Kill an opponent after you have died.
|- align="center"
|-align="center"
|style="background:black"| [[Image:Assassin Medal.gif|60px]] || [[Assassin Medal|Assassin!]] || Hit and kill an opponent with a melee attack from behind.
|style="background:black"|[[Image:Laser Kill.gif]]
|- align="center"
|[[Laser Kill Medal|Laser Kill!]]
|style="background:black"| [[Image:Bonecracker Medal.gif|60px]] || [[Beat Down Medal|Beat Down!]] || Hit and kill an opponent with a melee attack.
|Kill an opponent by using the [[Weapon Anti-Vehicle Model 6 Grindell/Galileian Nonlinear Rifle|Spartan Laser]].
|- align="center"
|-align="center"
|style="background:black"| [[Image:Extermination.gif]] || [[Extermination Medal|Extermination!]] || Wipe out an enemy team with at least an overkill.
|style="background:black"|[[File:Stick It Medal.svg|60px]]
|- align="center"
|[[Grenade Stick Medal|Grenade Stick!]]
|style="background:black"| [[Image:Bulltrue.gif]] || [[Bulltrue Medal|Bulltrue!]] || Kill an opponent who is in the act of a [[Type-1 Energy Weapon/Sword|sword]] lunge.
|Kill an opponent by sticking him/her with either a [[Type-1 Antipersonnel Grenade|Plasma Grenade]] or a [[Type-2 Antipersonnel Fragmentation Grenade|Spike Grenade]].
|- align="center"
|-align="center"
|style="background:black"|[[Image:Incineration.gif]]
|[[Incineration Medal|Incineration!]]
|Kill an opponent by using either the [[M7057 Defoliant Projector|Flamethrower]] or a [[Type-3 Antipersonnel/Antimateriel Incendiary Grenade|Flame Grenade]].
|-align="center"
|style="background:black"|[[Image:Killjoy.gif]]
|[[Killjoy Medal|Killjoy!]]
|End an opponent's killing spree—any spree.
|-align="center"
|style="background:black"|[[Image:Assassin Medal.gif|60px]]
|[[Assassin Medal|Assassin!]]
|Hit and kill an opponent with a melee attack from behind.
|-align="center"
|style="background:black"|[[Image:Bonecracker Medal.gif|60px]]
|[[Beat Down Medal|Beat Down!]]
|Hit and kill an opponent with a melee attack.
|-align="center"
|style="background:black"|[[Image:Extermination.gif]]
|[[Extermination Medal|Extermination!]]
|Wipe out an enemy team with at least an overkill.
|-align="center"
|style="background:black"|[[Image:Bulltrue.gif]]
|[[Bulltrue Medal|Bulltrue!]]
|Kill an opponent who is in the act of a [[Type-1 Energy Weapon/Sword|sword]] lunge.
|-align="center"
!colspan="3"|Spree Medals
!colspan="3"|Spree Medals
|- align="center"
|-align="center"
|style="background:black"| [[Image:Killing Spree Medal.gif|60px]] || [[Killing Spree Medal|Killing Spree!]] || Kill 5 enemies in a row without dying.
|style="background:black"|[[Image:Killing Spree Medal.gif|60px]]
|- align="center"
|[[Killing Spree Medal|Killing Spree!]]
|style="background:black"| [[Image:Running Riot Medal.gif|60px]] || [[Killing Frenzy Medal|Killing Frenzy!]] || Kill 10 enemies in a row without dying.
|Kill 5 enemies in a row without dying.
|- align="center"
|-align="center"
|style="background:black"| [[Image:Rampage Medal.gif|60px]] || [[Running Riot Medal|Running Riot!]] || Kill 15 enemies in a row without dying.
|style="background:black"|[[Image:Running Riot Medal.gif|60px]]
|- align="center"
|[[Killing Frenzy Medal|Killing Frenzy!]]
|style="background:black"| [[Image:Berserker Medal.gif|60px]] || [[Rampage Medal|Rampage!]] || Kill 20 enemies in a row without dying.
|Kill 10 enemies in a row without dying.
|- align="center"
|-align="center"
|style="background:black"| [[Image:Overkill Medal.gif|60px]] || [[Untouchable Medal|Untouchable!]] || Kill 25 enemies in a row without dying.
|style="background:black"|[[Image:Rampage Medal.gif|60px]]
|- align="center"
|[[Running Riot Medal|Running Riot!]]
|style="background:black"| [[Image:Invincible.gif]] || [[Invincible Medal|Invincible!]] || Kill 30 enemies in a row without dying.
|Kill 15 enemies in a row without dying.
|- align="center"
|-align="center"
|style="background:black"|[[Image:Berserker Medal.gif|60px]]
|[[Rampage Medal|Rampage!]]
|Kill 20 enemies in a row without dying.
|-align="center"
|style="background:black"|[[Image:Overkill Medal.gif|60px]]
|[[Untouchable Medal|Untouchable!]]
|Kill 25 enemies in a row without dying.
|-align="center"
|style="background:black"|[[Image:Invincible.gif]]
|[[Invincible Medal|Invincible!]]
|Kill 30 enemies in a row without dying.
|-align="center"
!colspan="3"|Multi-kill Medals
!colspan="3"|Multi-kill Medals
|- align="center"
|-align="center"
|style="background:black"| [[Image:Doublekill Medal.gif|60px]] || [[Double Kill Medal|Double Kill!]] || Kill 2 opponents within 4 seconds of each other.
|style="background:black"|[[Image:Doublekill Medal.gif|60px]]
|- align="center"
|[[Double Kill Medal|Double Kill!]]
|style="background:black"| [[Image:Triplekill Medal.gif|60px]] || [[Triple Kill Medal|Triple Kill!]] || Kill 3 opponents within 4 seconds of each other.
|Kill 2 opponents within 4 seconds of each other.
|- align="center"
|-align="center"
|style="background:black"| [[Image:Overkill Medal.jpg‎|60px]] || [[Overkill Medal (Halo 3)|Overkill!]] || Kill 4 opponents within 4 seconds of each other.
|style="background:black"|[[Image:Triplekill Medal.gif|60px]]
|- align="center"
|[[Triple Kill Medal|Triple Kill!]]
|style="background:black"| [[Image:Kill Frenzy Medal.gif|60px]] || [[Killtacular Medal|Killtacular!]] || Kill 5 opponents within 4 seconds of each other.
|Kill 3 opponents within 4 seconds of each other.
|- align="center"
|-align="center"
|style="background:black"| [[Image:Killtrocity Medal.gif|60px]] || [[Killtrocity Medal|Killtrocity!]] || Kill 6 opponents within 4 seconds of each other.
|style="background:black"|[[Image:Overkill Medal.jpg‎|60px]]
|- align="center"
|[[Overkill Medal (Halo 3)|Overkill!]]
|style="background:black"| [[Image:Killimanjaro Medal.gif|60px]] || [[Killimanjaro Medal|Killimanjaro!]] || Kill 7 opponents within 4 seconds of each other.
|Kill 4 opponents within 4 seconds of each other.
|- align="center"
|-align="center"
|style="background:black"| [[Image:Killtastrophe.gif]] || [[Killtastrophe Medal|Killtastrophe!]] || Kill 8 opponents within 4 seconds of each other.
|style="background:black"|[[Image:Kill Frenzy Medal.gif|60px]]
|- align="center"
|[[Killtacular Medal|Killtacular!]]
|style="background:black"| [[Image:Killapocalypse.gif]] || [[Killapocalypse Medal|Killapocalypse!]] || Kill 9 opponents within 4 seconds of each other.
|Kill 5 opponents within 4 seconds of each other.
|- align="center"
|-align="center"
|style="background:black"| [[Image:Killionaire.gif]] || [[Killionaire Medal|Killionaire!]] || Kill 10 opponents within 4 seconds of each other.
|style="background:black"|[[Image:Killtrocity Medal.gif|60px]]
|- align="center"
|[[Killtrocity Medal|Killtrocity!]]
|Kill 6 opponents within 4 seconds of each other.
|-align="center"
|style="background:black"|[[Image:Killimanjaro Medal.gif|60px]]
|[[Killimanjaro Medal|Killimanjaro!]]
|Kill 7 opponents within 4 seconds of each other.
|-align="center"
|style="background:black"|[[Image:Killtastrophe.gif]]
|[[Killtastrophe Medal|Killtastrophe!]]
|Kill 8 opponents within 4 seconds of each other.
|-align="center"
|style="background:black"|[[Image:Killapocalypse.gif]]
|[[Killapocalypse Medal|Killapocalypse!]]
|Kill 9 opponents within 4 seconds of each other.
|-align="center"
|style="background:black"|[[Image:Killionaire.gif]]
|[[Killionaire Medal|Killionaire!]]
|Kill 10 opponents within 4 seconds of each other.
|-align="center"
!colspan="3"|Sniper Medals
!colspan="3"|Sniper Medals
|- align="center"
|-align="center"
|style="background:black"| [[Image:Sniper Kill Medal.gif|60px]] || [[Sniper Kill Medal|Sniper Kill!]] || Kill an opponent with a headshot by using either the [[Sniper Rifle System 99D-S2 AM|Sniper Rifle]] or the [[Type-50 Sniper Rifle System|Particle Beam Rifle]].
|style="background:black"|[[Image:Sniper Kill Medal.gif|60px]]
|- align="center"
|[[Sniper Kill Medal|Sniper Kill!]]
|style="background:black"| [[Image:Sniper Spree.gif]] || [[Sniper Spree Medal|Sniper Spree!]] || Kill 5 opponents in a row with the Sniper Rifle and/or Particle Beam Rifle without dying.
|Kill an opponent with a headshot by using either the [[Sniper Rifle System 99D-S2 AM|Sniper Rifle]] or the [[Type-50 Sniper Rifle System|Particle Beam Rifle]].
|- align="center"
|-align="center"
|style="background:black"| [[Image:Sharpshooter.gif]] || [[Sharpshooter Medal|Sharpshooter!]] || Kill 10 opponents in a row with the Sniper Rifle and/or Particle Beam Rifle without dying.
|style="background:black"|[[Image:Sniper Spree.gif]]
|- align="center"
|[[Sniper Spree Medal|Sniper Spree!]]
|Kill 5 opponents in a row with the Sniper Rifle and/or Particle Beam Rifle without dying.
|-align="center"
|style="background:black"|[[Image:Sharpshooter.gif]]
|[[Sharpshooter Medal|Sharpshooter!]]
|Kill 10 opponents in a row with the Sniper Rifle and/or Particle Beam Rifle without dying.
|-align="center"
!colspan="3"|[[M90 Close Assault Weapon System|Shotgun]] Medals
!colspan="3"|[[M90 Close Assault Weapon System|Shotgun]] Medals
|- align="center"
|-align="center"
|style="background:black"| [[Image:Shotgun Spree.gif]] || [[Shotgun Spree Medal|Shotgun Spree!]] || Gun down 5 opponents in a row without dying.
|style="background:black"|[[Image:Shotgun Spree.gif]]
|- align="center"
|[[Shotgun Spree Medal|Shotgun Spree!]]
|style="background:black"| [[Image:Open Season.gif]] || [[Open Season Medal|Open Season!]] |Gun down 10 opponents in a row without dying.
|Gun down 5 opponents in a row without dying.
|- align="center"
|-align="center"
|style="background:black"|[[Image:Open Season.gif]]
|[[Open Season Medal|Open Season!]]
|Gun down 10 opponents in a row without dying.
|-align="center"
!colspan="3"|Sword Medals
!colspan="3"|Sword Medals
|- align="center"
|-align="center"
|style="background:black"| [[Image:Sword spree.gif]] || [[Sword Spree Medal|Sword Spree!]] || Cut down 5 opponents in a row without dying.
|style="background:black"|[[Image:Sword spree.gif]]
|- align="center"
|[[Sword Spree Medal|Sword Spree!]]
|style="background:black"| [[Image:Slice n dice.gif]] || [[Slice 'N Dice Medal|Slice 'N Dice!]] || Cut down 10 opponents in a row without dying.
|Cut down 5 opponents in a row without dying.
|- align="center"
|-align="center"
|style="background:black"|[[Image:Slice n dice.gif]]
|[[Slice 'N Dice Medal|Slice 'N Dice!]]
|Cut down 10 opponents in a row without dying.
|-align="center"
!colspan="3"|Vehicle Medals
!colspan="3"|Vehicle Medals
|- align="center"
|-align="center"
|style="background:black"| [[Image:Roadkill Medal.gif]] || [[Roadkill Medal|Splatter!]] || Hit and kill an opponent with a vehicle.
|style="background:black"|[[Image:Roadkill Medal.gif]]
|- align="center"
|[[Roadkill Medal|Splatter!]]
|style="background:black"| [[Image:Splatter Spree.gif]] || [[Splatter Spree Medal|Splatter Spree!]] || Splatter 5 opponents in a row without dying.
|Hit and kill an opponent with a vehicle.
|- align="center"
|-align="center"
|style="background:black"| [[Image:Vehicular Manslaughter.gif]] || [[Vehicular Manslaughter Medal|Vehicular Manslaughter!]] || Splatter 10 opponents in a row without dying.
|style="background:black"|[[Image:Splatter Spree.gif]]
|- align="center"
|[[Splatter Spree Medal|Splatter Spree!]]
|style="background:black"| [[Image:Wheelman.gif|60px]] || [[Wheelman Medal|Wheelman!]] || Be the driver of a vehicle when a passenger kills an opponent.
|Splatter 5 opponents in a row without dying.
|- align="center"
|-align="center"
|style="background:black"| [[Image:Carjacking Medal.gif|60px]] || [[Carjacking Medal|Highjacker!]] || Seize control of an enemy ground vehicle.
|style="background:black"|[[Image:Vehicular Manslaughter.gif]]
|- align="center"
|[[Vehicular Manslaughter Medal|Vehicular Manslaughter!]]
|style="background:black"| [[Image:Skyjacker.gif]] || [[Skyjacker Medal|Skyjacker!]] || Seize control of an enemy aircraft.
|Splatter 10 opponents in a row without dying.
|-align="center"
|style="background:black"|[[Image:Wheelman.gif|60px]]
|[[Wheelman Medal|Wheelman!]]
|Be the driver of a vehicle when a passenger kills an opponent.
|-align="center"
|style="background:black"|[[Image:Carjacking Medal.gif|60px]]
|[[Carjacking Medal|Highjacker!]]
|Seize control of an enemy ground vehicle.
|-align="center"
|style="background:black"|[[Image:Skyjacker.gif]]
|[[Skyjacker Medal|Skyjacker!]]
|Seize control of an enemy aircraft.
|}
|}


===Objective Multiplayer Medals===
===Objective Multiplayer Medals===
{| align="center" cellpadding="3" border="1"
{|align="center" cellpadding="3" border="1"
|- align="center"
|-align="center"
! Icon !! Name !! Requirement
!Icon
|- align="center"
!Name
!colspan="3"| [[VIP]]
!Requirement
|- align="center"
|-align="center"
|style="background:black"| [[Image:Killed VIP.gif]] || [[Killed VIP Medal|Killed VIP!]] || Kill the opposing VIP.
!colspan="3"|[[VIP]]
|- align="center"
|-align="center"
!colspan="3"| [[Assault]]
|style="background:black"|[[Image:Killed VIP.gif]]
|- align="center"
|[[Killed VIP Medal|Killed VIP!]]
|style="background:black"| [[Image:Bomb Planted Medal.gif|60px]] || [[Bomb Planted Medal|Bomb Planted!]] || Plant the bomb.
|Kill the opposing VIP.
|- align="center"
|-align="center"
|style="background:black"| [[Image:Bomb Carrier Kill Medal.gif|60px]] || [[Bomb Carrier Kill Medal|Killed Bomb Carrier!]] || Kill the opposing bomb carrier.
!colspan="3"|[[Assault]]
|- align="center"
|-align="center"
!colspan="3"| [[Capture the Flag]]
|style="background:black"|[[Image:Bomb Planted Medal.gif|60px]]
|- align="center"
|[[Bomb Planted Medal|Bomb Planted!]]
|style="background:black"| [[Image:Flag Score.gif]] || [[Flag Score Medal|Flag Score!]] || Capture the opposing team's flag.
|Plant the bomb.
|- align="center"
|-align="center"
|style="background:black"| [[Image:Flagcarrierkill Medal.png|60px]] || [[Flag Carrier Kill Medal|Killed Flag Carrier!]] || Kill the opposing flag carrier.
|style="background:black"|[[Image:Bomb Carrier Kill Medal.gif|60px]]
|- align="center"
|[[Bomb Carrier Kill Medal|Killed Bomb Carrier!]]
|style="background:black"| [[Image:Flag Kill.gif]] || [[Flag Kill Medal|Flag Kill!]] || Get a melee kill with the flag.
|Kill the opposing bomb carrier.
|- align="center"
|-align="center"
!colspan="3"| [[King of the Hill]]
!colspan="3"|[[Capture the Flag]]
|- align="center"
|-align="center"
|style="background:black"| [[Image:Hail to the King.gif]] || [[Hail to the King Medal|Hail to the King!]] || Kill 5 consecutive opponents in a single life from inside the hill before it moves.
|style="background:black"|[[Image:Flag Score.gif]]
|- align="center"
|[[Flag Score Medal|Flag Score!]]
!colspan="3"| [[Oddball]]
|Capture the opposing team's flag.
|- align="center"
|-align="center"
|style="background:black"| [[Image:Oddball Kill.gif]] || [[Oddball Kill Medal|Oddball Kill!]] || Get a melee kill when holding the ball.
|style="background:black"|[[Image:Flagcarrierkill Medal.png|60px]]
|- align="center"
|[[Flag Carrier Kill Medal|Killed Flag Carrier!]]
!colspan="3"| [[Slayer]]
|Kill the opposing flag carrier.
|- align="center"
|-align="center"
|style="background:black"| [[Image:Perfection.gif]] || [[Perfection Medal|Perfection!]] || Win a slayer game with 15+ kills without dying.
|style="background:black"|[[Image:Flag Kill.gif]]
|- align="center"
|[[Flag Kill Medal|Flag Kill!]]
!colspan="3"| [[Juggernaut]]
|Get a melee kill with the flag.
|- align="center"
|-align="center"
|style="background:black"| [[Image:Juggernaut kill.gif]] || [[Killed Juggernaut Medal|Killed Juggernaut!]] || Kill the Juggernaut.
!colspan="3"|[[King of the Hill]]
|- align="center"
|-align="center"
|style="background:black"| [[Image:Juggernaut spree medal.gif]] || [[Juggernaut Spree Medal|Juggernaut Spree!]] || Kill 5 consecutive opponents in a single run as the Juggernaut.
|style="background:black"|[[Image:Hail to the King.gif]]
|- align="center"
|[[Hail to the King Medal|Hail to the King!]]
|style="background:black"| [[Image:Unstoppable.gif]] || [[Unstoppable Medal|Unstoppable!]] || Kill 10 consecutive opponents in a single run as the Juggernaut.
|Kill 5 consecutive opponents in a single life from inside the hill before it moves.
|- align="center"
|-align="center"
!colspan="3"| [[Infection]]
!colspan="3"|[[Oddball]]
|- align="center"
|-align="center"
|style="background:black"| [[Image:Lastmanstanding.gif]] || [[Last Man Standing Medal|Last Man Standing!]] || Be the last player uninfected at the end the game. Awarded at the end of the round/game.
|style="background:black"|[[Image:Oddball Kill.gif]]
|- align="center"
|[[Oddball Kill Medal|Oddball Kill!]]
|style="background:black"| [[Image:Infection spree.gif]] || [[Infection Spree Medal|Infection Spree!]] || Infect 5 players in a single life as a zombie.
|Get a melee kill when holding the ball.
|- align="center"
|-align="center"
|style="background:black"| [[Image:Mmmm Brains.gif]] || [[Mmmm Brains Medal|Mmmm Brains!]] ||Infect 10 players in a single life as a zombie.
!colspan="3"|[[Slayer]]
|- align="center"
|-align="center"
|style="background:black"| [[Image:Zombie killing spree.gif]] || [[Zombie Killing Spree Medal|Zombie Killing Spree!]] || Kill 5 zombies without dying.
|style="background:black"|[[Image:Perfection.gif]]
|- align="center"
|[[Perfection Medal|Perfection!]]
|style="background:black"| [[Image:Hellsjanitor.gif]] || [[Hell's Janitor Medal|Hell's Janitor!]] || Kill 10 zombies without dying.
|Win a slayer game with 15+ kills without dying.
|- align="center"
|-align="center"
!colspan="3"|[[Juggernaut]]
|-align="center"
|style="background:black"|[[Image:Juggernaut kill.gif]]
|[[Killed Juggernaut Medal|Killed Juggernaut!]]
|Kill the Juggernaut.
|-align="center"
|style="background:black"|[[Image:Juggernaut spree medal.gif]]
|[[Juggernaut Spree Medal|Juggernaut Spree!]]
|Kill 5 consecutive opponents in a single run as the Juggernaut.
|-align="center"
|style="background:black"|[[Image:Unstoppable.gif]]
|[[Unstoppable Medal|Unstoppable!]]
|Kill 10 consecutive opponents in a single run as the Juggernaut.
|-align="center"
!colspan="3"|[[Infection]]
|-align="center"
|style="background:black"|[[Image:Lastmanstanding.gif]]
|[[Last Man Standing Medal|Last Man Standing!]]
|Be the last player uninfected at the end the game. Awarded at the end of the round/game.
|-align="center"
|style="background:black"|[[Image:Infection spree.gif]]
|[[Infection Spree Medal|Infection Spree!]]
|Infect 5 players in a single life as a zombie.
|-align="center"
|style="background:black"|[[Image:Mmmm Brains.gif]]
|[[Mmmm Brains Medal|Mmmm Brains!]]
|Infect 10 players in a single life as a zombie.
|-align="center"
|style="background:black"|[[Image:Zombie killing spree.gif]]
|[[Zombie Killing Spree Medal|Zombie Killing Spree!]]
|Kill 5 zombies without dying.
|-align="center"
|style="background:black"|[[Image:Hellsjanitor.gif]]
|[[Hell's Janitor Medal|Hell's Janitor!]]
|Kill 10 zombies without dying.
|}
|}



Revision as of 20:06, December 13, 2009

Template:Ratings

Medals are preset rewards or bonuses given in Halo 3's Multiplayer and Campaign modes, when players perform some action (usually involving the killing of enemies or rival players).

These are the medals awarded in Halo 3.

Halo 3

General Multiplayer Medals

Icon Name Requirement
The Steaktacular Medal, awarded for winning a game by 20 or more kills. Steaktacular! Play in a matchmade slayer game and win by at least 20 kills.
The Linktacular medal, earned by playing in a matchmade game with only Bungie.net members. Linktacular! Play in a matchmade game composed entirely of Bungie.net users, including yourself.
Reverted to version as of 21:03, 24 June 2009 Death from the Grave! Kill an opponent after you have died.
Laser Kill.gif Laser Kill! Kill an opponent by using the Spartan Laser.
Shadows added. Grenade Stick! Kill an opponent by sticking him/her with either a Plasma Grenade or a Spike Grenade.
Incineration Medal from Bungie.net. Incineration! Kill an opponent by using either the Flamethrower or a Flame Grenade.
File:Killjoy.gif Killjoy! End an opponent's killing spree—any spree.
Awarded after you kill an opponent by meleeing them from behind in Mulitplayer. Assassin! Hit and kill an opponent with a melee attack from behind.
Awarded after you kill an opponent by meleeing them in Multiplayer. Beat Down! Hit and kill an opponent with a melee attack.
Extermination.gif Extermination! Wipe out an enemy team with at least an overkill.
The Bulltrue medal, awarded for killing someone in the act of a sword lunge. Bulltrue! Kill an opponent who is in the act of a sword lunge.
Spree Medals
Awarded after killing 5 opponent's without dieing in any Multiplayer gametype. Killing Spree! Kill 5 enemies in a row without dying.
Awarded after killing 10 opponents without dying in any Multiplayer gametype. Killing Frenzy! Kill 10 enemies in a row without dying.
Awarded after killing 15 opponent's in a row in any Mulitplayer gametype. Running Riot! Kill 15 enemies in a row without dying.
The "Rampage" medal is awarded after killing 20 opponents in a row in any Multiplayer gametype. Rampage! Kill 20 enemies in a row without dying.
Awarded after killing 25 opponent's without dieing in any Multiplayer gametype. Untouchable! Kill 25 enemies in a row without dying.
Invincible.gif Invincible! Kill 30 enemies in a row without dying.
Multi-kill Medals
Doublekill Medal.gif Double Kill! Kill 2 opponents within 4 seconds of each other.
Awarded after killing 3 opponents in a row within 4 seconds of each other. Triple Kill! Kill 3 opponents within 4 seconds of each other.
File:Overkill Medal.jpg Overkill! Kill 4 opponents within 4 seconds of each other.
Awarded after killing 5 opponents in a row within 4 seconds of each other. Killtacular! Kill 5 opponents within 4 seconds of each other.
Awarded after killing 6 opponents in a row within 4 seconds of each other. Killtrocity! Kill 6 opponents within 4 seconds of each other.
Killimanjaro Medal.gif Killimanjaro! Kill 7 opponents within 4 seconds of each other.
Killtastrophe.gif Killtastrophe! Kill 8 opponents within 4 seconds of each other.
Killapocalypse.gif Killapocalypse! Kill 9 opponents within 4 seconds of each other.
Killionaire.gif Killionaire! Kill 10 opponents within 4 seconds of each other.
Sniper Medals
Awarded after killing someone with a sniper weapon. Sniper Kill! Kill an opponent with a headshot by using either the Sniper Rifle or the Particle Beam Rifle.
Sniper Spree.gif Sniper Spree! Kill 5 opponents in a row with the Sniper Rifle and/or Particle Beam Rifle without dying.
Sharpshooter.gif Sharpshooter! Kill 10 opponents in a row with the Sniper Rifle and/or Particle Beam Rifle without dying.
Shotgun Medals
Shotgun Spree.gif Shotgun Spree! Gun down 5 opponents in a row without dying.
Open Season.gif Open Season! Gun down 10 opponents in a row without dying.
Sword Medals
File:Sword spree.gif Sword Spree! Cut down 5 opponents in a row without dying.
Slice n dice.gif Slice 'N Dice! Cut down 10 opponents in a row without dying.
Vehicle Medals
Awarded after hitting and killing an opponent with a vehicle. Splatter! Hit and kill an opponent with a vehicle.
Splatter Spree.gif Splatter Spree! Splatter 5 opponents in a row without dying.
This is the Halo 3 Vehicular Manslaughter Medal Vehicular Manslaughter! Splatter 10 opponents in a row without dying.
Wheelman.gif Wheelman! Be the driver of a vehicle when a passenger kills an opponent.
Awarded after you steal a vehicle from an opponent who was driving it. Highjacker! Seize control of an enemy ground vehicle.
Skyjacker.gif Skyjacker! Seize control of an enemy aircraft.


Objective Multiplayer Medals

Icon Name Requirement
VIP
Killed VIP.gif Killed VIP! Kill the opposing VIP.
Assault
Awarded after you plant the bomb in the opponent's base in an assault gametype. Bomb Planted! Plant the bomb.
Awarded after killing an enemy who has the bomb in an assault gametype. Killed Bomb Carrier! Kill the opposing bomb carrier.
Capture the Flag
Medal earned for scoring in a capture the flag game. Flag Score! Capture the opposing team's flag.
Awarded when you kill the flag carrier. Killed Flag Carrier! Kill the opposing flag carrier.
Flag Kill.gif Flag Kill! Get a melee kill with the flag.
King of the Hill
Hail to the King.gif Hail to the King! Kill 5 consecutive opponents in a single life from inside the hill before it moves.
Oddball
Oddball Kill.gif Oddball Kill! Get a melee kill when holding the ball.
Slayer
Perfection.gif Perfection! Win a slayer game with 15+ kills without dying.
Juggernaut
Juggernaut kill.gif Killed Juggernaut! Kill the Juggernaut.
Juggernaut spree medal.gif Juggernaut Spree! Kill 5 consecutive opponents in a single run as the Juggernaut.
Unstoppable.gif Unstoppable! Kill 10 consecutive opponents in a single run as the Juggernaut.
Infection
Lastmanstanding.gif Last Man Standing! Be the last player uninfected at the end the game. Awarded at the end of the round/game.
Infection spree.gif Infection Spree! Infect 5 players in a single life as a zombie.
Mmmm Brains.gif Mmmm Brains! Infect 10 players in a single life as a zombie.
Zombie Killing Spree medal, awarded for killing 5 zombies in a row as a human. Zombie Killing Spree! Kill 5 zombies without dying.
Hellsjanitor.gif Hell's Janitor! Kill 10 zombies without dying.

Halo 3: ODST

Firefight Medals

These are the medals awarded in Halo 3: ODST's Firefight mode and in the campaign (if scoring is turned on).

Spree Medals
Icon Name Requirement
Awarded after killing 5 opponent's without dieing in any Multiplayer gametype. Killing Spree! Kill 10 opponents in a row without dying.
Awarded after killing 10 opponents without dying in any Multiplayer gametype. Killing Frenzy! Kill 20 opponents in a row without dying.
Awarded after killing 15 opponent's in a row in any Mulitplayer gametype. Running Riot! Kill 30 opponents in a row without dying.
The "Rampage" medal is awarded after killing 20 opponents in a row in any Multiplayer gametype. Rampage! Kill 40 opponents in a row without dying.
Awarded after killing 25 opponent's without dieing in any Multiplayer gametype. Untouchable! Kill 50 opponents in a row without dying.
Invincible.gif Invincible! Kill 100 opponents in a row without dying.
Weapon Spree Medals
Sniper Spree.gif Sniper Spree! Kill 5 opponents in a row with a sniper weapon without dying.
Sharpshooter.gif Sharpshooter! Kill 10 opponents in a row with a sniper weapon without dying.
Splatter Spree.gif Splatter Spree! Splatter 5 opponents in a row without dying.
This is the Halo 3 Vehicular Manslaughter Medal Vehicular Manslaughter! Splatter 10 opponents in a row without dying.
Hammer Spree Medal. Awarded after killing 5 opponents in a row with a Gravity Hammer without dying. Hammer Spree! Kill 5 opponents in a row with a Gravity Hammer without dying.
Ball peen buster.gif Dream Crusher! Kill 10 opponents in a row with a Gravity Hammer without dying.
Stick Spree Medal. Awarded after killing 5 opponents in a row with grenade sticks without dying. Sticky Spree! Kill 5 opponents in a row with grenade sticks without dying.
Sticky Fingers! Kill 10 opponents in a row with grenade sticks without dying.
Multi-kill Medals
Doublekill Medal.gif Double Kill! Kill 2 opponents in the blink of an eye.
Awarded after killing 3 opponents in a row within 4 seconds of each other. Triple Kill! Get a 3rd kill within 4 seconds after your 2nd.
File:Overkill Medal.jpg Overkill! Get a 4th kill within 4 seconds after your 3rd.
Awarded after killing 5 opponents in a row within 4 seconds of each other. Killtacular! Get a 5th kill within 4 seconds after your 4th.
Awarded after killing 6 opponents in a row within 4 seconds of each other. Killtrocity! Get a 6th kill  within 4 secondsafter your 5th.
Killimanjaro Medal.gif Killimanjaro! Get a 7th kill within 4 seconds after your 6th.
Killtastrophe.gif Killtastrophe! Get a 8th kill within 4 seconds after your 7th.
Killapocalypse.gif Killapocalypse! Get a 9th kill within 4 seconds after your 8th.
Killionaire.gif Killionaire! Get a 10th kill within 4 seconds after your 9th.
Style Medals
Awarded after you kill an opponent by meleeing them in Multiplayer. Beat Down! Hit and kill an opponent with a melee attack.
Awarded after you kill an opponent by meleeing them from behind in Mulitplayer. Assassin! Hit and kill an opponent with a melee attack from behind.
Shadows added. Grenade Stick! Kill an opponent by sticking them with a plasma or a brute grenade.
Snap25.png Headshot! Kill an enemy with a headshot.
Laser Kill.gif Laser Kill! Kill an opponent by using the Spartan Laser.
Awarded after hitting and killing an opponent with a vehicle. Splatter! Ram and kill an enemy with a vehicle.
Snap27.png Needler Kill! Score a kill by filling an opponent with enough needles to cause a detonation.
Snap28.png EMP Kill! Kill an enemy with an EMP.
Vehicle Jack. This medal is slightly different then the Highjacker Medal. Here, you have to kill the highjacked driver. Vehicle Jack! Jack an enemy vehicle. 
Assistance.gif Assist! Assist a teammate in killing the enemy.
Hero Medal. Awarded by finishing a wave as the last man standing. Hero! Complete the wave as the last man standing.

Halo 3 & Halo 3: ODST Campaign Medals

Icon Name Requirement
Snap25.png Headshot Fatally headshot an enemy.
Snap24.png Multi Kill Score three or more kills within 1.5 seconds.
Snap27.png Super Detonation! Load an enemy with at least 7 Needler rounds, causing them to explode.
Snap28.png EMP Drain an enemy's shields with the Plasma Pistol, Power Drain, or a Plasma Grenade, and then fatally headshot them.
Awarded after hitting and killing an opponent with a vehicle. Splatter Ram and kill an enemy with a vehicle.
Awarded after you kill an opponent by meleeing them from behind in Mulitplayer. Assassin Kill an enemy by assassination.
Stick It Medal.gif Vehicle Jack! Board a vehicle by removing and then quickly killing the driver.

Sources