Ken Kutaragi, a key figure in developing the PlayStation, has kept a rare 'Nintendo PlayStation' prototype in a closet for decades.

Ken Kutaragi's Nintendo PlayStation looks different from the past versions that surfaced years ago.

Only 200 prototypes of the Nintendo PlayStation were ever made, and most were destroyed when the partnership fell through.

PlayStation has launched an Early Spring Sale that is exclusive to PS Plus players, meaning you have to have a PS Plus subscription to get these deals.