German game developer Titan Computer is working on a new Mac OS X 3D action game called Rage Hard.

A multiplayer tactical combat shooter, Rage Hard is based in an urban environment populated by "street punks, gang members, organized crime thugs, corrupt police and other bad guys".

Players will choose from 20 real-world weapons, such as pump-action shotguns, semi-automatic rifles, machine guns and sniper rifles.

The game's engine sports particle effects, detailed 3D objects, dynamic lighting and shadows, and support for up to 32 players in four different multiplayer modes.

Titan Computer's previous games include Mac conversions real-time strategy game AlienNations.