Cloud Key (Retro Schematic) (Serialized) [The Brothers' War Retro Artifacts] SM30a put that many +1/+1 counters

put that many +1/+1 counters on Tetravus

As Utopia Sprawl enters the battlefield

Set: Planeshift Type: Creature — Dryad Rarity: Rare Cost: {1}{G} Whenever you cast a spell that's white

Set: Rise of the Eldrazi Type: Creature — Human Wizard Rarity: Rare Cost: {2}{W} Auras attached to permanents you control have totem armor

you add an amount of {C} equal to the amount of mana that player lost this way

Cloud Key (Retro Schematic) (Serialized) [The Brothers' War Retro Artifacts] SM30a put that many +1/+1 countersSet: The Brothers' War Retro Artifacts Type: Artifact Rarity: Rare Cost: {3} As Cloud Key enters the battlefield, choose artifact, creature, enchantment, instant, or sorcery. Spells you cast of the chosen type cost {1} less to cast. "A key only unlocks a door. Its wielder must choose whether to cross the threshold." *Hurkyl's Metaphysics, vol. II*