Ultima Online Crest of Blackthorn are The rewards from blackthorn's castle bear the crest and are all visual remakes of other artifact items in existence. Lord blackthorn items come from the blackthorn castle that use to be empty until the introduction of Minax artifacts. Get a unique look for your character that makes you stand out on the battle field. You'll definitely be noticed if you're running around bearing the Ultima Online Crest of Blackthorn on your armor.