Whenever a face-down creature enters the battlefield under your control, you may search your library for a basic land card, reveal it, put it into your hand, then shuffle.
Whenever a permanent you control is turned face up, if it's a creature, it gets +2/+2 until end of turn.
![Trail of Mystery - [Foil] Khans of Tarkir (KTK)](http://cdn.shopify.com/s/files/1/0147/6729/2516/products/6149685f-cb05-4c1f-95a4-3810505d1a95_a4c71e03-2659-480b-a275-50424a436202_{width}x.jpg?v=1625026834)
![Trail of Mystery - [Foil] Khans of Tarkir (KTK)](http://cdn.shopify.com/s/files/1/0147/6729/2516/products/6149685f-cb05-4c1f-95a4-3810505d1a95_a4c71e03-2659-480b-a275-50424a436202_530x@2x.jpg?v=1625026834)