Sinister Dungeon
The Dread Realm #158 (x3)
4 (1)

Forced: When Sinister Dungeon is explored, the first player reanimates a random card from his hand and deals Sinister Dungeon to it facedown as a shadow card.

Shadow: Discard the top 2 cards of the encounter deck. Resolve the "when revealed" effects of each Sorcery card discarded by this effect.