M:tG card similarity search
2U · Enchantment
Whenever an opponent casts a spell from their hand, you may reveal the top card of your library. If it shares a card type with that spell, counter that spell and that opponent may cast the revealed card without paying its mana cost.
| Name | Mana | Type | Text |
|---|---|---|---|
| Battery Bearer | 2GU | Creature — Human Artificer | Creatures you control have "{T}: Add {C}. This mana can't be spent to cast a nonartifact spell." Whenever you cast an artifact spell with mana value 6 or greater, draw a card. 3/4 |
| 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 |
| Elspeth Conquers Death | 3WW | Enchantment — Saga | (As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Exile target permanent an opponent controls with mana value 3 or greater. II — Noncreature spells your opponents cast cost {2} more to cast until your next turn. III — Return target creature or planeswalker card from your graveyard to the battlefield. Put a +1/+1 counter or a loyalty counter on it. |
| Feather, Radiant Arbiter | RWW | Legendary Creature — Angel | Flying, lifelink Whenever you cast a noncreature spell that targets only Feather, Radiant Arbiter, you may choose any number of other creatures that spell could target and pay {2} for each of those creatures. If you do, for each of those creatures, copy that spell. The copy targets that creature. (Copies of permanent spells become tokens.) 4/3 |
| Keeper of Secrets | 5R | Creature — Demon | First strike, haste Symphony of Pain — Whenever you cast a spell from anywhere other than your hand, Keeper of Secrets deals damage equal to that spell's mana value to target opponent. 6/4 |
| Tasha's Hideous Laughter | 1UU | Sorcery | Each opponent exiles cards from the top of their library until that player has exiled cards with total mana value 20 or more. |
| Specter's Shriek | B | Sorcery | Target opponent reveals their hand. You may choose a nonland card from it. If you do, that player exiles that card. If a nonblack card is exiled this way, exile a card from your hand. |
| Mysterious Stranger | 2RR | Creature — Human Rogue | Flash When Mysterious Stranger enters the battlefield, for each graveyard with an instant or sorcery card in it, exile target instant or sorcery card from that graveyard. If two or more cards are exiled this way, choose one of them at random and copy it. You may cast the copy without paying its mana cost. 3/2 |
| Explosive Singularity | 8RR | Sorcery | As an additional cost to cast this spell, you may tap any number of untapped creatures you control. This spell costs {1} less to cast for each creature tapped this way. Explosive Singularity deals 10 damage to any target. |
| Manaplasm | 2G | Creature — Ooze | Whenever you cast a spell, Manaplasm gets +X/+X until end of turn, where X is that spell's mana value. 1/1 |