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 your library.
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 [Khans of Tarkir] | Jack's On Queen](http://jacksonqueen.ca/cdn/shop/products/6149685f-cb05-4c1f-95a4-3810505d1a95.jpg?v=1569477364)
