Sakashima the Impostor [Mystery Booster] Commander 2016 Set: Shadows over Innistrad Type:

Set: Shadows over Innistrad Type: Enchantment Rare Cost: {1}{G} Creatures you control have "{T}: Add one mana of any color

Set: Kaladesh Inventions Type: Artifact Mythic Cost: {3} Whenever a nonartifact permanent enters the battlefield under your control

sacrifice Serendib Djinn

Set: Arabian Nights Type: Creature — Djinn Rare Cost: {1}{U}{U} You may choose not to untap Old Man of the Sea during your untap step

Sakashima the Impostor [Mystery Booster] Commander 2016 Set: Shadows over Innistrad Type:Set: Mystery Booster Type: Legendary Creature Human Rogue Rarity: Rare Cost: {2}{U}{U} You may have Sakashima the Impostor enter the battlefield as a copy of any creature on the battlefield, except its name is Sakashima the Impostor, it's legendary in addition to its other types, and it has "{2}{U}{U}: Return this creature to its owner's hand at the beginning of the next end step."