M:tG card similarity search
3UU · Enchantment
Whenever a player casts a spell, any other player may pay that spell's mana cost. If a player does, counter the spell. (Mana cost includes color.)
| Name | Mana | Type | Text |
|---|---|---|---|
| Change the Equation | 1U | Instant | Choose one — • Counter target spell with mana value 2 or less. • Counter target red or green spell with mana value 6 or less. |
| Tainted Adversary | 1B | Creature — Zombie | Deathtouch When Tainted Adversary enters the battlefield, you may pay {2}{B} any number of times. When you pay this cost one or more times, put that many +1/+1 counters on Tainted Adversary, then create twice that many 2/2 black Zombie creature tokens with decayed. (A creature with decayed can't block. When it attacks, sacrifice it at end of combat.) 2/3 |
| Opal Champion | 2W | Enchantment | When an opponent casts a creature spell, if Opal Champion is an enchantment, Opal Champion becomes a 3/3 Knight creature with first strike. |
| Forgotten Lore | G | Sorcery | Target opponent chooses a card in your graveyard. You may pay {G}. If you do, repeat this process except that opponent can't choose a card already chosen for Forgotten Lore. Then put the last chosen card into your hand. |
| Shrouded Lore | B | Sorcery | Target opponent chooses a card in your graveyard. You may pay {B}. If you do, repeat this process except that opponent can't choose a card already chosen for Shrouded Lore. Then put the last chosen card into your hand. |
| Kalamax, the Stormsire | 1GUR | Legendary Creature — Elemental Dinosaur | Whenever you cast your first instant spell each turn, if Kalamax, the Stormsire is tapped, copy that spell. You may choose new targets for the copy. Whenever you copy an instant spell, put a +1/+1 counter on Kalamax. 4/4 |
| Tyrannize | 3B/RB/R | Sorcery | Target player discards their hand unless they pay 7 life. |
| Curse of the Cabal | 9B | Sorcery | Target player sacrifices half the permanents they control, rounded down. Suspend 2—{2}{B}{B} (Rather than cast this card from your hand, you may pay {2}{B}{B} and exile it with two time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost.) At the beginning of each player's upkeep, if Curse of the Cabal is suspended, that player may sacrifice a permanent. If the player does, put two time counters on Curse of the Cabal. |
| Ominous Lockbox | 1U | Artifact — Clue | As Ominous Lockbox enters the battlefield, secretly choose a number between 1 and 20. When an opponent casts a spell with mana value equal to the chosen number, sacrifice Ominous Lockbox. If you do, copy that spell, and you may choose new targets for the copy. {2}, Sacrifice Ominous Lockbox: Draw a card. |
| Prismatic Ending | XW | Sorcery | Converge — Exile target nonland permanent if its mana value is less than or equal to the number of colors of mana spent to cast this spell. |