Metal Gear Solid is an action-adventure stealth video game developed and published by Konami for the PlayStation in 1998. It was directed produced and written by Hideo Kojima and follows the MSX2 video games Metal Gear and Metal Gear 2: Solid Snake which Kojima also worked on. It was unveiled at the 1996 Tokyo Game Show and then demonstrated at trade shows including the 1997 Electronic Entertainment Expo; its Japanese release was originally planned for late 1997 before being delayed to 1998. Players control Solid Snake a soldier who infiltrates a nuclear weapons facility to neutralize the terrorist threat from FOXHOUND a renegade special forces unit. Snake must liberate hostages and stop the terrorists from launching a nuclear strike. Cinematic cutscenes were rendered using the in-game engine and graphics and voice acting is used throughout.