M:tG card similarity search
XRR · Instant — Arcane
You may exile a red card with mana value X from your hand rather than pay this spell's mana cost. Target creature gets +X/+0 until end of turn.
| Name | Mana | Type | Text |
|---|---|---|---|
| Extinction Event | 3B | Sorcery | Choose odd or even. Exile each creature with mana value of the chosen quality. (Zero is even.) |
| Electrosiphon | UUR | Instant | Counter target spell. You get an amount of {E} (energy counters) equal to its mana value. |
| Eldritch Evolution | 1GG | Sorcery | As an additional cost to cast this spell, sacrifice a creature. Search your library for a creature card with mana value X or less, where X is 2 plus the sacrificed creature's mana value. Put that card onto the battlefield, then shuffle. Exile Eldritch Evolution. |
| Light from Within | 2WW | Enchantment | Chroma — Each creature you control gets +1/+1 for each white mana symbol in its mana cost. |
| Prohibit | 1U | Instant | Kicker {2} (You may pay an additional {2} as you cast this spell.) Counter target spell if its mana value is 2 or less. If this spell was kicked, counter that spell if its mana value is 4 or less instead. |
| Slingbow Trap | 3G | Instant — Trap | If a black creature with flying is attacking, you may pay {G} rather than pay this spell's mana cost. Destroy target attacking creature with flying. |
| Runeflare Trap | 4RR | Instant — Trap | If an opponent drew three or more cards this turn, you may pay {R} rather than pay this spell's mana cost. Runeflare Trap deals damage to target player equal to the number of cards in that player's hand. |
| Grenzo, Crooked Jailer | 4BR | Legendary Creature — Goblin Rogue | When Grenzo enters the battlefield and at the beginning of your upkeep, heist target opponent's library. Once each turn, you may pay {0} rather than pay the mana cost for a spell you cast that you don't own. 6/4 |
| Bringer of the White Dawn | 7WW | Creature — Bringer | You may pay {W}{U}{B}{R}{G} rather than pay this spell's mana cost. Trample At the beginning of your upkeep, you may return target artifact card from your graveyard to the battlefield. 5/5 |
| Scrap Welder | 2R | Creature — Goblin Artificer | {T}, Sacrifice an artifact with mana value X: Return target artifact card with mana value less than X from your graveyard to the battlefield. It gains haste until end of turn. 3/3 |