Epic Experiment [Commander 2015] Judge Gift Cards 2012 If an effect causes you

If an effect causes you to discard a card

"Think of the problems we'll face if you uproot entire continents

Set: Darksteel Type: Creature — Wurm Rarity: Rare Cost: {5}{G}{G} Whenever Roaring Slagwurm attacks

The pits have their own form of mercy

Sacrifice Priest of the Wakening Sun: Search your library for a Dinosaur card

Epic Experiment [Commander 2015] Judge Gift Cards 2012 If an effect causes youSet: Commander 2015 Type: Sorcery Rarity: Mythic Cost: {X}{U}{R} Exile the top X cards of your library. You may cast instant and sorcery spells with mana value X or less from among them without paying their mana costs. Then put all cards exiled this way that weren't cast into your graveyard.