Machine Hunter
Machine Hunter is a top-down free-roaming shooter in which the core gameplay feature is the ability to take over the bodies of downed robots, thus slowly increasing the player's firepower.
Overview Machine Hunter is a game on the original Playstation and PC that involved navigating a quasi-3D maze from a top-down perspective.
The game was released in 1997, at which point its use of passwords to store game progress was notably out of date.