In this game Roland has been stranded on Earth by his evil nemesis Maestro. His intergalactic time travelling vehicle, the Anti-Matter Space-Time Run-ArounD', which looks a lot like a police box is powered by special crystals and these have been scattered throughout Earth's past and Earth's future.
The game's objective is to travel through all fifty three scenes / levels searching for these crystals and avoiding the baddies. The player has at their disposal nine regeneration tanks, aka lives. It can be played with either the keyboard or joystick.