M:tG card similarity search
| Name | Mana | Type | Text |
|---|---|---|---|
| Construction Arsonist | 1R | Creature — Goblin Rogue Wizard | When Construction Arsonist enters the battlefield, you may choose an instant or sorcery card in your hand. If you do, that card perpetually incorporates {R} and gains "When you cast this spell, it deals 2 damage to each opponent." Whenever you cast a multicolored spell, Construction Arsonist gets +1/+1 until end of turn for each of that spell's colors. 2/2 |
| Wurm's Tooth | 2 | Artifact | Whenever a player casts a green spell, you may gain 1 life. |
| Aisha of Sparks and Smoke | 1RR | Legendary Creature — Human Warrior | Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) {R/W}: Aisha of Sparks and Smoke gains first strike until end of turn. Whenever Aisha deals combat damage, you may cast a sorcery spell from your hand with mana value less than or equal to that damage without paying its mana cost. 4/2 |
| Lifecrafter's Bestiary | 3 | Artifact | At the beginning of your upkeep, scry 1. Whenever you cast a creature spell, you may pay {G}. If you do, draw a card. |
| Soul Barrier | 2U | Enchantment | Whenever an opponent casts a creature spell, Soul Barrier deals 2 damage to that player unless they pay {2}. |
| Epistolary Librarian | 2WU | Creature — Astartes Wizard | Veil of Time — Whenever Epistolary Librarian attacks, you may cast a spell with mana value X or less from your hand without paying its mana cost, where X is the number of attacking creatures. 3/4 |
| Staff of the Mind Magus | 3 | Artifact | Whenever you cast a blue spell or an Island enters the battlefield under your control, you gain 1 life. |
| Finale of Promise | XRR | Sorcery | You may cast up to one target instant card and/or up to one target sorcery card from your graveyard each with mana value X or less without paying their mana costs. If a spell cast this way would be put into your graveyard, exile it instead. If X is 10 or more, copy each of those spells twice. You may choose new targets for the copies. |
| Mold Adder | G | Creature — Fungus Snake | Whenever an opponent casts a blue or black spell, you may put a +1/+1 counter on Mold Adder. 1/1 |
| Erase (Not the Urza's Legacy One) | 2W | Instant | If you control two or more white permanents that share an artist, you may cast this spell without paying its mana cost. Exile target enchantment. |