Monkey Island 2: LeChuck's Revenge is an adventure game developed and published by LucasArts in 1991. A sequel to 1990's The Secret of Monkey Island, it is the second game in the Monkey Island series. It was the sixth LucasArts game to use the SCUMM engine, and the first game to use the iMUSE sound system. In it, pirate Guybrush Threepwood searches for the legendary treasure of Big Whoop and again faces off against the pirate LeChuck, who is now a zombie.