Prototypes by system/ColecoVision

2010: The Graphic Action Game (Nov 9, 1984 prototype)

2010: The Graphic Action Game (RV44 prototype)

Cabbage Patch Kids: Adventures in the Park (ColecoVision prototype A)

Cabbage Patch Kids: Adventures in the Park (ColecoVision prototype B)

Cabbage Patch Kids: Adventures in the Park (Jun 30, 1984 build)

Dragon's Lair (Apr 16, 1984 prototype)

Frogger II: ThreeeDeep! (Apr 11, 1984 prototype)

Frogger II: ThreeeDeep! (Apr 13, 1984 prototype)

Frogger II: ThreeeDeep! (Jun 15, 1984 prototype)

Monkey Academy (ColecoVision prototype)

Monkey Academy (May 11, 1984 prototype)

Orbit (ColecoVision prototype)

Spy Hunter (13 prototype)

Spy Hunter (Nov 12, 1984 prototype)

Star Wars: The Arcade Game (Apr 12, 1984 prototype)

The Sword and the Sorcerer (ColecoVision prototype)

Video Hustler (ColecoVision prototype)

Video Hustler (Jul 27, 1984 prototype)