QuadGames

A multi-cart of 4-player games for the Atari 2600, for use with the QuadTari 4-player adapter.

With a new custom-designed 4-player joystick adapter, QuadGames is the first multi-cart of 4-player joystick-based Atari games!
It is currently in final testing, with the following games:

Quad-Joust
Quad-Tank
Quad-Bombs
Quad-Racing
Quad-Surround