Regret (achievement)

Were you looking for the Prophet of Regret, the Halo 2 level, Regret (level), or the Regret Skull?

Regret is an achievement in Halo 2 Vista. It is worth 30 Gamerpoints and is earned when you beat the level, Regret, on Normal, Heroic, or Legendary.

It is represented by the head of the Prophet of Regret.