Whenever a face-down creature you control enters, 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 [Duskmourn: House of Horror Commander]](http://goblingames.nz/cdn/shop/files/577835_4d5ed26c-6cdf-43ea-9bcf-4d407396948f.jpg?v=1741514255&width=1445)
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