Knowledge Exploitation [Morningtide] Planeshift and creatures it was blocking

and creatures it was blocking that had become blocked by only that creature this combat become unblocked

Set: Prerelease Events Type: Legendary Creature — Human Soldier Warrior Rare Cost: {5}{R} Haste

Set: Guru Type: Basic Land — Plains Rare Cost: ({T}: Add {W}

you may pay {1}

Both complement and antithesis to his older brother Urza

Knowledge Exploitation [Morningtide] Planeshift and creatures it was blockingSet: 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.