Came... From... Behind

Came... From... Behind is a Halo 3 achievement where the player has to get three assassination kills during any ranked or social game on a Legendary or Mythic map.

This achievement is easily earned in Team SWAT on Blackout, as there are many camping spots in the map.

This achievement is worth 50 Gamerscore.

Trivia

 * The achievement's name is a reference to a Rebel pilot's last words in Star Wars Episode IV: A New Hope when he is killed from behind by a group of TIE Fighters led by Darth Vader.