Fan Casting Muska in Arabian Nights

Originally named Cassim in Ali Baba's tales, Muska was Ali's greedy brother who wanted him to enter the cave of the forty thieves. Ali Baba says the words "Open Sesame" and the cave opens. But when they were discovered, the two try to escape. Only Ali Baba got out before the cave closed. Muska forgot the magic words and was blungeoned to death by the thieves