M:tG card similarity search
5 · Artifact
As Seal of the Guildpact enters the battlefield, choose two colors. Each spell you cast costs {1} less to cast for each of the chosen colors it is.
| Name | Mana | Type | Text | 
|---|---|---|---|
| Nightscape Familiar | 1B | Creature — Zombie | Blue spells and red spells you cast cost {1} less to cast. {1}{B}: Regenerate Nightscape Familiar. 1/1 | 
| Thornscape Familiar | 1G | Creature — Insect | Red spells and white spells you cast cost {1} less to cast. 2/1 | 
| 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 | 
| Helm of Awakening | 2 | Artifact | Spells cost {1} less to cast. | 
| Herald of Kozilek | 1UR | Creature — Eldrazi Drone | Devoid (This card has no color.) Colorless spells you cast cost {1} less to cast. 2/4 | 
| 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. | 
| 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 | 
| Etherium Sculptor | 1U | Artifact Creature — Vedalken Artificer | Artifact spells you cast cost {1} less to cast. 1/2 | 
| Naiad of Hidden Coves | 2U | Enchantment Creature — Nymph | As long as it's not your turn, spells you cast cost {1} less to cast. 2/3 | 
| Spellwild Ouphe | 1G | Creature — Ouphe | Spells that target Spellwild Ouphe cost {2} less to cast. 1/3 |