Graphically, Painkiller is unmatched. The proprietary PAIN Engine puts out an unbelievably high polygon count, while adding increased texture quality and the latest lighting and shadowing techniques, including soft shadows, DOT3 bump mapping, water reflections, glass simulation, volumetric light and fog, and more. Plug in the Havok 2.0 physics engine, and you get a realistic environment in a totally fantastical setting. You play Daniel Gardner, seemingly a regular guy. Things aren't quite what they seem, though. Gardner was killed in a horrible car accident. You're stranded in a place between Heaven and Hell Your time of judgment is at hand. The Underworld is on the verge of unholy war, and you are but a pawn in the infernal battle. As you fight for your purification, the truths behind the deceptions are revealed. Do you go to heaven? Do you go to hell? Do you remain between? It isn't really up to you. Or is it? Physics Engine - Painkiller employs the Havok 2.0 physics engine, allowing for inverse kinematics (rag-doll physics) and deformable, interactive environment Has ESRB Rating of M - Mature (Age 18 and over)

Features:
- 7 Multiplayer modes available played over 7 maps
- Next-generation graphics - The game uses the proprietary 3D PAIN Engine capable of pumping out an unbelievably high polygon count, while adding increased texture quality and the latest lighting and shadowing techniques.
- Combo weapons - All weapons come in pairs, with a primary and secondary fire.
- Morphing - Your unholy pact gives you the power to morph into a powerful possessed creature with every 66 souls collected.
- Lasting replay value - Painkiller features a standard single player campaign, with additional modes to encourage replay. The game also features full multiplayer support.