M:tG card similarity search
1RR · Enchantment
{X}, Discard a card with mana value X: Knollspine Invocation deals X damage to any target.
| Name | Mana | Type | Text |
|---|---|---|---|
| Battle of Frost and Fire | 3UR | Enchantment — Saga | (As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Battle of Frost and Fire deals 4 damage to each non-Giant creature and each planeswalker. II — Scry 3. III — Whenever you cast a spell with mana value 5 or greater this turn, draw two cards, then discard a card. |
| Incinerator of the Guilty | 4RR | Creature — Dragon | Flying, trample Whenever Incinerator of the Guilty deals combat damage to a player, you may collect evidence X. When you do, Incinerator of the Guilty deals X damage to each creature and planeswalker that player controls. (To collect evidence X, exile cards with total mana value X or greater from your graveyard.) 6/6 |
| Citadel of Pain | 2R | Enchantment | At the beginning of each player's end step, Citadel of Pain deals X damage to that player, where X is the number of untapped lands they control. |
| Blazing Shoal | 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. |
| Kiora, Sovereign of the Deep | 3GU | Legendary Creature — Merfolk Noble | Vigilance, ward {3} Whenever you cast a Kraken, Leviathan, Octopus, or Serpent spell from your hand, look at the top X cards of your library, where X is that spell's mana value. You may cast a spell with mana value less than X from among them without paying its mana cost. Put the rest on the bottom of your library in a random order. 4/5 |
| Sanctum Weaver | 1G | Enchantment Creature — Dryad | {T}: Add X mana of any one color, where X is the number of enchantments you control. 0/2 |
| Queen Kayla bin-Kroog | 1RW | Legendary Creature — Human Noble | {4}, {T}: Discard all the cards in your hand, then draw that many cards. You may choose an artifact or creature card with mana value 1 you discarded this way, then do the same for artifact or creature cards with mana values 2 and 3. Return those cards to the battlefield. Activate only as a sorcery. 2/3 |
| Surge of Strength | RG | Instant | As an additional cost to cast this spell, discard a red or green card. Target creature gains trample and gets +X/+0 until end of turn, where X is that creature's mana value. |
| Gnostro, Voice of the Crags | 1URW | Legendary Creature — Chimera | {T}: Choose one. X is the number of spells you've cast this turn. • Scry X. • Gnostro, Voice of the Crags deals X damage to target creature. • You gain X life. 3/3 |
| Whir of Invention | XUUU | Instant | Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Search your library for an artifact card with mana value X or less, put it onto the battlefield, then shuffle. |