Return
From Halopedia, the Halo wiki
Return
Return is an Achievement for Halo 3 on the Xbox 360.
It is earned when one finishes the campaign mission Halo on the Normal, Heroic, or Legendary difficulties, and gives 50 Gamerpoints to the player.
It is represented by a blue plate with a roman numeral "IX" on it.
Note: You must finish the level compleatly threw without quiting, or it won't count.
Related Links