Knowledge Exploitation [Morningtide] Darksteel Set: Shards of Alara Type:

Set: Shards of Alara Type: Enchantment Rare Cost: {1}{U}{U} Whenever an opponent casts a spell

Set: Magic 2014 Type: Artifact Mythic Cost: {5} Ring of Three Wishes enters the battlefield with three wish counters on it

Set: Amonkhet Invocations Type: Instant Mythic Cost: {U}{U} Counter target spell

add {C}{C} instead

Steady and silent as the deep current

Knowledge Exploitation [Morningtide] Darksteel Set: Shards of Alara Type:Set: Morningtide Type: Tribal Sorcery Rogue Rare Cost: {5}{U}{U} Prowl {3}{U} (You may cast this for its prowl cost if you dealt combat damage to a player this turn with a Rogue.) Search target opponent's library for an instant or sorcery card. You may cast that card without paying its mana cost. Then that player shuffles their library.