M:tG card similarity search
4 · Legendary Planeswalker — Karn
[+1]: Create a tapped Powerstone token. (It's an artifact with "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell.") [0]: Pay any amount of mana. Look at that many cards from the top of your library, then put one of those cards into your hand and the rest on the bottom of your library in a random order. [−6]: You get an emblem with "Tap an untapped artifact you control: This emblem deals 1 damage to any target." Loyalty 4
| Name | Mana | Type | Text |
|---|---|---|---|
| Emergent Ultimatum | BBGGGUU | Sorcery | Search your library for up to three monocolored cards with different names and exile them. An opponent chooses one of those cards. Shuffle that card into your library. You may cast the other cards without paying their mana costs. Exile Emergent Ultimatum. |
| Aminatou's Augury | 6UU | Sorcery | Exile the top eight cards of your library. You may put a land card from among them onto the battlefield. Until end of turn, for each nonland card type, you may cast a spell of that type from among the exiled cards without paying its mana cost. |
| Spark Spray | R | Instant | Spark Spray deals 1 damage to any target. Cycling {R} ({R}, Discard this card: Draw a card.) |
| Noxious Hydra Breath | Sorcery | Choose one — Noxious Hydra Breath deals 5 damage to each player; or destroy each tapped non-Head creature. | |
| Electrolyze | 1UR | Instant | Electrolyze deals 2 damage divided as you choose among one or two targets. Draw a card. |
| Conch Horn | 2 | Artifact | {1}, {T}, Sacrifice Conch Horn: Draw two cards, then put a card from your hand on top of your library. |
| Surging Flame | 1R | Instant | Ripple 4 (When you cast this spell, you may reveal the top four cards of your library. You may cast spells with the same name as this spell from among those cards without paying their mana costs. Put the rest on the bottom of your library.) Surging Flame deals 2 damage to any target. |
| Thunderclap | 2R | Instant | You may sacrifice a Mountain rather than pay this spell's mana cost. Thunderclap deals 3 damage to target creature. |
| Chandra's Pyrohelix | 1R | Instant | Chandra's Pyrohelix deals 2 damage divided as you choose among one or two targets. |
| Fire | 1R | Instant | Fire deals 2 damage divided as you choose among one or two targets. |