Cool File, Bro

Cool File, Bro

Halo: Reach

Cool File, Bro is an achievement in Halo: Reach. It is unlocked by recommending a file to another player.^[1] It is represented by a green hand showing a thumbs-up gesture over a five-point star, similar to the fist and star found in the Pummel medal.

Trivia

The title is most likely referencing the internet meme "Cool Story, Bro!", which is a sarcastic method of showing indifference.
This is probably one of the easiest achievements you can earn in Halo:Reach.

Sources

^ Bungie Weekly Update 07.30.10

Achievements in Halo: Reach (list)

Campaign	The Soldier We Needed You To Be • Folks Need Heroes... • Gods Must Be Strong • A Monument to All Your Sins • We're Just Getting Started • Protocol Dictates Action • I Need a Weapon • To War • You Flew Pretty Good • Into the Howling Dark • Dust and Echoes • This is Not Your Grave… • Send Me Out... with a Bang • They've Always Been Faster • Two Corpses in One Grave • Your Heresy Will Stay Your Feet • Banshees, Fast and Low • If They Came to Hear Me Beg • Wake Up, Buttercup • Tank Beats Everything • Lucky Me • KEEP IT CLEAN • I Didn't Train to Be a Pilot

Firefight	Crowd Control • Knife to a Gunfight • Score Attack • Firestarter • Blaze of Glory • Heat in the Pipe • Game, Set, Match

Multiplayer	Be My Wingman, Anytime • Skunked! • What's a Killing Spree? • Yes, Sensei

Noble Maps multiplayer	Both Barrels • Cross-Mappin' • Offensive Driver • Poppin' & Lockin' • Totally Worth It • You Ate All the Chips • You Blew It Up!

Defiant Maps multiplayer	Candy from a Baby • Crackin' Skulls • Return to Sender • All Alone • Don't Touch That! • Paper Beats Rock

Anniversary Maps multiplayer	Top Shot • Emergency Room • Stick it to the Man! • Dive Bomber • License to Kill • Bounty Hunter • From Hell's Heart

Training	Doctor, Doctor • That's a Knife • I See You Favor a .45 • An Elegant Weapon… • Swap Meet • A Spoonful of Blamite

Player experience	Make It Rain • A New Challenger • The Start of Something • An Honor Serving • A Storage Solution • Make it Drizzle • Cool File, Bro • Lemme Upgrade Ya • One Down, 51 to Go

Trivia

Sources

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