The Stronghold Crusader PC Castle Sim is a video game released in 2003 by GLOBAL Star Software. It falls under the Action & Adventure genre and is part of the Crusader series. The game is rated T-Teen and has been tested on Windows 98, XP, 7, 10, and 11. With a focus on building and managing a medieval castle, players can engage in strategic battles and adventures within the game's immersive world.