Hideo Kojima discussed a Metal Gear Solid FPS with Call of Duty co-creator Vince Zampella during the early days of Respawn Entertainment

Zampella co-founded Respawn with Jason West in 2010, following them being fired from Activision after a period of tension ...
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Hideo Kojima explores Metal Gear Solid FPS concept with Call of Duty co-creator Vince Zampella at Respawn’s inception

A glimpse into the unrealized potential.