Sakashima the Impostor [Mystery Booster] Draft Booster Flashback {1}{G} (You may cast

Flashback {1}{G} (You may cast this card from your graveyard for its flashback cost

(Each {W} in the mana costs of permanents you control counts toward your devotion to white

Young Conquerer enters the battlefield

Enchanted land has "At the beginning of your upkeep

Sakashima the Impostor [Mystery Booster] Draft Booster Flashback {1}{G} (You may castSet: 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."