Demoniak

Demoniak is an interactive fiction adventure that follows four superheroes attempting to stop the evil Demoniak from entering our dimension. Their goal is to seal his gateway before he can carry out his plans.

Players can become any of the four characters at any time, issue instructions, and pass objects such as weapons between them. The game was released in 1990 for Amiga, Atari ST, Atari ST/STE, and DOS, and was published by Palace Software, Ltd.