Gravitass

From the developer: "Gravitass is a realtime 3d driving / rescue game for Macintosh. In it, you and your team of ace pilot nuns use a time travelling device to go back in time to effect the evacuation of space ships totally destroyed by a series of freak nuclear explosions. Features an enjoyable combination of high-speed flying and drving action, and strategic mission planning."

Requirements:

Mac OS 9.x/OS X, OpenGL 3D accelerator, CarbonLib 1.5

Limitations:

First three levels only