Overkill Medal (Halo 3)

From Halopedia, the Halo wiki

Awarded after killing 4 opponents in a row within 4 seconds of each other.

The Overkill Medal is awarded for killing 4 opponents within 4 seconds of each other. It is available in all Multiplayer gametypes and has a Bungie difficulty rating of 7 (out of 10). It is represented by a bronze medal with 4 stars. When someone gets this medal the announcer will shout "Overkill!" to the player that recieved this medal. In Halo 2, this medal was called Killtacular.