X, Mystery Racer [Unknown Event]Set: Unknown Event Type: Legendary Creature Human Spy Rarity: Rare Cost: {3}{U}{B} When X enters, you may put it into target opponent's hand. If you do, as long as it remains in their hand, that player can't cast X and they play with their hand revealed. During your turn while X is in an opponent's hand, you may activate abilities of nonland permanents opponents control. If you activate the crew or saddle ability of a permanent this way, gain control