Grand Architect [Double Masters]Set: Double Masters Type: Creature Vedalken Artificer Rarity: Rare Cost: {1}{U}{U} Other blue creatures you control get +1 +1. {U}: Target artifact creature becomes blue until end of turn. Tap an untapped blue creature you control: Add {C}{C}. Spend this mana only to cast artifact spells or activate abilities of artifacts.

Simic mages create redundant backups of their experiments to reduce the consequences of catastrophe

Set: Fifth Edition Type: Creature — Spirit Rarity: Rare Cost: {B}{B} Haste

Set: Mystery Booster Type: Enchantment Rarity: Rare Cost: {3}{U} At the beginning of your upkeep

Set: From the Vault: Twenty Type: Legendary Creature — Human Wizard Rarity: Mythic Cost: {2}{U}{U} Flash

Set: Fate Reforged Type: Creature — Human Warrior Rarity: Rare Cost: {2}{B} Whenever Mardu Strike Leader attacks

{T}: Target creature gets -1/-1 until end of turn

Set: World Championship Decks 2002 Type: Land Rarity: Uncommon {T}: Add {U}

Set: Guilds of Ravnica Guild Kit Type: Legendary Creature — Vampire Assassin Rarity: Rare Cost: {2}{U}{B} Etrata

untap all Merfolk you control

Its frill inspired the design of efficient aether collectors

Then planeswalk

Set: Judge Gift Cards 2018 Type: Artifact Rarity: Rare Cost: {3} {T}: Add one mana of any color in your commander's color identity