Serperior (13/149) [Black & White: Boundaries Crossed] Elemental Ox Beast Set: Rise of the Eldrazi

Set: Rise of the Eldrazi Type: Sorcery Rarity: Common Cost: {U} As an additional cost to cast this spell

Set: Oversize Cards Rarity: Rare Each player draws X cards

Set: Onslaught Type: Creature — Human Cleric Rarity: Uncommon Cost: {2}{B} {B}

Set: Mystery Booster Type: Artifact Creature — Construct Rarity: Uncommon Cost: {3} Artifact spells you cast cost {1} less to cast

Set: Theros Beyond Death Promos Type: Land Rarity: Rare {T}: Add {C}

Serperior (13/149) [Black & White: Boundaries Crossed] Elemental Ox Beast Set: Rise of the EldraziSet: Black & White: Boundaries Crossed Type: Grass Rarity: Holo Rare Retreat cost: Colorless