Omnibian [Dissension] Battle for Zendikar Unfortunately

Unfortunately

Set: Beta Edition Type: Creature — Troll Rarity: Rare Cost: {2}{R} Sedge Troll gets +1/+1 as long as you control a Swamp

you may cast Knight spells from your graveyard

Set: Dark Ascension Type: Creature — Vampire Warrior Rarity: Rare Cost: {1}{R}{R} Double strike

−12: Exile all cards from target player's library

Omnibian [Dissension] Battle for Zendikar UnfortunatelySet: Dissension Type: Creature Frog Rarity: Rare Cost: {1}{G}{G}{U} {T}: Target creature becomes a Frog with base power and toughness 3 3 until end of turn. "This creature has hyperevolved chameleonic abilities. It no longer mimics its surroundings, instead forcing them to take on its form." Simic research notes