 Green orbs replenish the player's health, blue orbs replenish magic allowing further usage, and red orbs provide experience points (XP) for upgrading weapons and magic for new, more powerful attacks, and replenish the Rage meter in the original "God of War".Gold orbs found in "God of War II" and "Ascension", and white orbs in "God of War III", replenish the Rage meter instead of red orbs; the Rage meter in "Ascension" is also refilled by landing attacks on foes.Chests with changing colors, which allow players to choose which meter to replenish, have also been available.