Cloud Key (Retro Schematic) (Serialized) [The Brothers' War Retro Artifacts] Guilds of Ravnica Prerelease Promos Mill a card: For each

Mill a card: For each colored mana symbol in the milled card's mana cost

and randomness in the game is heavily mitigated by the wealth of tactical decisions offered on the game board

Set: Commander 2017 Type: Creature — Zombie Wizard Rarity: Mythic Cost: {3}{U}{B} {1}: You may cast target creature card in a graveyard this turn

Set: Ninth Edition Type: Sorcery Rarity: Uncommon Cost: {3}{R} Destroy all Islands

Set: Kaldheim Promos Type: Sorcery Rarity: Mythic Cost: {5}{U}{U} Create two 1/1 blue Bird creature tokens with flying

Cloud Key (Retro Schematic) (Serialized) [The Brothers' War Retro Artifacts] Guilds of Ravnica Prerelease Promos Mill a card: For eachSet: 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*