Kingdom of the Dead is a unique horror first-person shooter game for Windows platform developed by Dirigo Games. The game follows the story of Agent Chamberlain, a professor turned Army General, who is now working for the secret government program called GATEKEEPER. The main objective of the game is to defeat Death and his armies by closing the gates of death across 8 remote locations along the US East Coast.

The game features unique black and white hand-drawn visuals that add to the horror and suspense of the game. Kingdom of the Dead offers 8 weapons, 22+ enemies, and old-school bosses that add to the overall experience of the game. The game also offers replayability like in the '90s, with different goals at each difficulty level, cheat codes, and customizable color palette. Scour a world shrouded in shadows, send the creepy creatures of the army of Death back to hell, and push on with your adventure, fighting the horrifying huge bosses you'll meet on your path.