Conquests of Camelot: The Search for the Grail is a graphic adventure game released in 1990 by Sierra On-Line. It was the first game in the Conquests series designed by Christy Marx and her husband Peter Ledger. The only other game in the series was 1991's Conquests of the Longbow: The Legend of Robin Hood. Marx did the majority of the design work while Ledger created the game and package art.