A. Sir Marhaus was killed and Sir Tristram was seriously wounded. In order to free his uncle King Mark of Cornwall, Tristan fought Sir Marhaus in a duel. Tristan was 18 whereas Marhaus was much older at the time of the duel. The faster Tristan won the duel but was wounded by Marhaus who used a poisoned spear during the fight and went to Ireland to be healed.
