Card Codex

M:tG card similarity search

17 May 2024: Card library updated.

Cloud Key

3 · Artifact

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.

Similar cards

Color identity:
NameManaTypeText
Avatar of Hope 6WWCreature — Avatar If you have 3 or less life, this spell costs {6} less to cast. Flying Avatar of Hope can block any number of creatures. 4/9
Fiery Inscription 2REnchantment When Fiery Inscription enters the battlefield, the Ring tempts you. Whenever you cast an instant or sorcery spell, Fiery Inscription deals 2 damage to each opponent.
Undead Warchief 2BBCreature — Zombie Zombie spells you cast cost {1} less to cast. Zombie creatures you control get +2/+1. 1/1
Harness the Storm 2REnchantment Whenever you cast an instant or sorcery spell from your hand, you may cast target card with the same name as that spell from your graveyard. (You still pay its costs.)
Hum of the Radix 2GGEnchantment Each artifact spell costs {1} more to cast for each artifact its controller controls.
Goblin Influx Array 3REnchantment Goblin spells you cast cost {R} less to cast. (If it doesn't require {R}, it costs {1} less to cast.) At the beginning of your end step, conjure a random card from Goblin Influx Array's spellbook into your hand.
Thorn of Amethyst 2Artifact Noncreature spells cost {1} more to cast.
Sorcerer Class UREnchantment — Class (Gain the next level as a sorcery to add its ability.) When Sorcerer Class enters the battlefield, draw two cards, then discard two cards. {U}{R}: Level 2 Creatures you control have "{T}: Add {U} or {R}. Spend this mana only to cast an instant or sorcery spell or to gain a Class level." {3}{U}{R}: Level 3 Whenever you cast an instant or sorcery spell, that spell deals damage to each opponent equal to the number of instant and sorcery spells you've cast this turn.
Absorb Energy 1UUInstant Counter target spell. Cards in your hand that share a card type with that spell perpetually gain "This spell costs {1} less to cast."
Krallenhorde Howler Creature — Werewolf Creature spells you cast cost {1} less to cast. At the beginning of each upkeep, if a player cast two or more spells last turn, transform Krallenhorde Howler. 3/3
Page 23