![X, Mystery Racer [Unknown Event]](https://cdn.shopify.com/s/files/1/0282/8700/8802/files/mtg_placeholder_6c0599e7-e988-4ce0-9713-2929a5f6d844.png?v=1764687709)
X, Mystery Racer [Unknown Event]
| Set: | Unknown Event |
| Type: | Legendary Creature — Human Spy |
| Rarity: | Rare |
| Cost: | 3UB |
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 of it until end of turn. Untap it. It gains haste until end of turn.
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 of it until end of turn. Untap it. It gains haste until end of turn.