M:tG card similarity search
6B · Creature — Giant
This spell costs {X} less to cast, where X is your devotion to black. (Each {B} in the mana costs of permanents you control counts toward your devotion to black.) 4/5
| Name | Mana | Type | Text | 
|---|---|---|---|
| Mana Matrix | 6 | Artifact | Instant and enchantment spells you cast cost up to {2} less to cast. | 
| Emerald Medallion | 2 | Artifact | Green spells you cast cost {1} less to cast. | 
| Kindly Cognician | 1U | Artifact Creature — Cyborg Artificer | Spells you cast that refer to artifacts or Contraptions in their rules text cost {1} less to cast. 1/3 | 
| Siren Reaver | 3U | Creature — Siren Pirate | Raid — This spell costs {1} less to cast if you attacked this turn. Flying 3/2 | 
| Obscuring Aether | G | Enchantment | Face-down creature spells you cast cost {1} less to cast. {1}{G}: Turn Obscuring Aether face down. (It becomes a 2/2 creature.) | 
| Etherium Sculptor | 1U | Artifact Creature — Vedalken Artificer | Artifact spells you cast cost {1} less to cast. 1/2 | 
| Jukai Naturalist | GW | Enchantment Creature — Human Monk | Lifelink Enchantment spells you cast cost {1} less to cast. 2/2 | 
| Sunscape Familiar | 1W | Creature — Wall | Defender (This creature can't attack.) Green spells and blue spells you cast cost {1} less to cast. 0/3 | 
| Ghalta, Primal Hunger | 10GG | Legendary Creature — Elder Dinosaur | This spell costs {X} less to cast, where X is the total power of creatures you control. Trample 12/12 | 
| Grand Arbiter Augustin IV | 2WU | Legendary Creature — Human Advisor | White spells you cast cost {1} less to cast. Blue spells you cast cost {1} less to cast. Spells your opponents cast cost {1} more to cast. 2/3 |