Old Man of the Sea [Arabian Nights] Mirrodin Set: Kaladesh Inventions Type: Artifact

Set: Kaladesh Inventions Type: Artifact Rarity: Mythic Cost: {5} As Gauntlet of Power enters the battlefield

Whenever you cast an instant or sorcery spell

Set: Fifth Edition Type: Artifact Rarity: Rare Cost: {1} Mana Vault doesn't untap during your untap step

Set: Judge Gift Cards 2013 Type: Artifact Rarity: Rare Cost: {3} You may play lands from your graveyard

He knows the name of every elf born in the last four centuries

Old Man of the Sea [Arabian Nights] Mirrodin Set: Kaladesh Inventions Type: ArtifactSet: Arabian Nights Type: Creature Djinn Rarity: Rare Cost: {1}{U}{U} You may choose not to untap Old Man of the Sea during your untap step. {T}: Gain control of target creature with power less than or equal to Old Man of the Sea's power for as long as Old Man of the Sea remains tapped and that creature's power remains less than or equal to Old Man of the Sea's power.