
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.
Knowledge Exploitation has 1 printing, first in Morningtide (2008). EDHREC ranks it #12,935 among Commander cards. It appears most in Anowon, the Ruin Thief decks (1,572 on EDHREC). It has 5 official rulings.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.