M:tG card similarity search
2U · Instant
Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Counter target spell unless its controller pays {3}.
| Name | Mana | Type | Text |
|---|---|---|---|
| Bloodstone Goblin | 1R | Creature — Goblin Warrior | Whenever you cast a spell, if that spell was kicked, Bloodstone Goblin gets +1/+1 and gains menace until end of turn. (It can't be blocked except by two or more creatures.) 2/2 |
| Mirrored Depths | Plane — Karsus | Whenever a player casts a spell, that player flips a coin. If the player loses the flip, counter that spell. Whenever chaos ensues, target player reveals the top card of their library. If it's a nonland card, you may cast it without paying its mana cost. | |
| Grolnok, the Omnivore | 2GU | Legendary Creature — Frog | Whenever a Frog you control attacks, mill three cards. Whenever a permanent card is put into your graveyard from your library, exile it with a croak counter on it. You may play lands and cast spells from among cards you own in exile with croak counters on them. 3/3 |
| Arcane Laboratory | 2U | Enchantment | Each player can't cast more than one spell each turn. |
| Rule of Law | 2W | Enchantment | Each player can't cast more than one spell each turn. |
| Bloatfly Swarm | 3B | Creature — Insect Mutant | Flying Bloatfly Swarm enters the battlefield with five +1/+1 counters on it. If damage would be dealt to Bloatfly Swarm while it has a +1/+1 counter on it, prevent that damage, remove that many +1/+1 counters from it, then give each player a rad counter for each +1/+1 counter removed this way. 0/0 |
| Lightning Runner | 3RR | Creature — Human Warrior | Double strike, haste Whenever Lightning Runner attacks, you get {E}{E} (two energy counters), then you may pay {E}{E}{E}{E}{E}{E}{E}{E}. If you pay, untap all creatures you control, and after this phase, there is an additional combat phase. 2/2 |
| Curse of Shaken Faith | 1R | Enchantment — Aura Curse | Enchant player Whenever enchanted player casts a spell other than the first spell they cast each turn or copies a spell, Curse of Shaken Faith deals 2 damage to them. |
| Halo Forager | 1UB | Creature — Faerie Rogue | Flying When Halo Forager enters the battlefield, you may pay {X}. When you do, you may cast target instant or sorcery card with mana value X from a graveyard without paying its mana cost. If that spell would be put into a graveyard, exile it instead. 3/1 |
| Archfiend of Spite | 5BB | Creature — Demon | Flying Whenever a source an opponent controls deals damage to Archfiend of Spite, that source's controller loses that much life unless they sacrifice that many permanents. Madness {3}{B}{B} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.) 6/6 |