Volrath's Dungeon

Pay 5 life: Destroy this enchantment. Any player may activate this ability but only during their turn.
Discard a card: Target player puts a card from their hand on top of their library. Activate only as a sorcery.

The List

Exodus

Any player may pay 5 life during his or her turn to destroy Volrath's Dungeon.
Choose and discard a card: Target player chooses a card in his or her hand and puts that card on top of his or her library. Play this ability as a sorcery.