![X, Mystery Racer [Unknown Event]](https://cdn.shopify.com/s/files/1/0451/3388/9694/files/mtg_placeholder_37100afb-b917-4677-9018-af04c87dab45.png?v=1766094237)
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.