Popular games published by company System 3 Software Ltd.

Colony 7 is an arcade shoot 'em up published by Taito Corporation in 1981. It contains elements of both Taito's own Space Invaders and Atari's Missile Command. The main innovation of Colony 7 was its extended weaponry arsenal.[citation needed] This gave the player the choice to change between several different weapons, with each one needing to be purchased separately as microtransactions through the arcade coin slot.

Seek and Destroy is a vehicular combat game in which the world of "Quewar" is populated, not by people, but by tanks. The story follows the "Q-Stein" invasion of "Proton" and the Proton military's struggle to repel the attack.