Painkiller Overdose is a first-person shooter, the first stand-alone expansion for 2004 People Can Fly game Painkiller. ###Plot Unlike the original game, the main protagonist in Overdose is not Daniel Garner, but half-angel, half-demon Belial who seeks revenge for his imprisonment and rejection by both hell and heaven. ###Gameplay The gameplay is very similar to that of the original game. The game is divided into sixteen levels. The player must get through each of them slaying hordes of en...