Trail of Mystery [Murders at Karlov Manor Commander]

Set: Murders at Karlov Manor Commander Type: Enchantment Rarity: Rare Cost: {1}{G} Whenever a face-down creature enter the battlefield under your control, you may search you 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.