It's Atari's video game Defender. I played on Colecovision. Activision. I played on Colecovision. Mattel's M Network and Imagine. We played them on Colecovision. Introducing Colecovision's first expansion module that lets you play all Atari 2600 compatible cartridges. And with all of Colecovision's cartridges, that means you can play more games than any other video game system. It's simple. You can play Atari 2600 cartridges on Colecovision, but you can't play Colecovision on Atari. Colecovision. The expandable video game home computer system.