Sir Arthur is the main character from Capcom's Makaimura series.
Sir Arthur is a knight on a quest to rescue Guinevere from the evil clutches of Astaroth, king of the Demon World. Along the way he has to fight zombies and other evil demons, while collecting power ups and weapons to defeat all of his enemies. When hit hard enough his armor falls apart and he is left only in his strawberry-printed boxer shorts.
