M:tG card similarity search
2U · World Enchantment
Whenever a player casts an instant spell, counter it unless that player pays {X}, where X is its mana value.
| Name | Mana | Type | Text |
|---|---|---|---|
| Lavinia, Azorius Renegade | WU | Legendary Creature — Human Soldier | Each opponent can't cast noncreature spells with mana value greater than the number of lands that player controls. Whenever an opponent casts a spell, if no mana was spent to cast it, counter that spell. 2/2 |
| Spell Blast | XU | Instant | Counter target spell with mana value X. (For example, if that spell's mana cost is {3}{U}{U}, X is 5.) |
| Spell Burst | XU | Instant | Buyback {3} (You may pay an additional {3} as you cast this spell. If you do, put this card into your hand as it resolves.) Counter target spell with mana value X. |
| Counterpoint | 3UB | Instant | Counter target spell. You may cast a creature, instant, sorcery, or planeswalker spell from your graveyard with mana value less than or equal to that spell's mana value without paying its mana cost. |
| Chancellor of the Annex | 4WWW | Creature — Phyrexian Angel | You may reveal this card from your opening hand. If you do, when each opponent casts their first spell of the game, counter that spell unless that player pays {1}. Flying Whenever an opponent casts a spell, counter it unless that player pays {1}. 5/6 |
| Erratic Cyclops | 3R | Creature — Cyclops Shaman | Trample Whenever you cast an instant or sorcery spell, Erratic Cyclops gets +X/+0 until end of turn, where X is that spell's mana value. 0/8 |
| Induce Paranoia | 2UU | Instant | Counter target spell. If {B} was spent to cast this spell, that spell's controller mills X cards, where X is the spell's mana value. |
| Cephalid Shrine | 1UU | Enchantment | Whenever a player casts a spell, counter that spell unless that player pays {X}, where X is the number of cards in all graveyards with the same name as the spell. |
| Livaan, Cultist of Tiamat | 2R | Legendary Creature — Dragon Shaman | Whenever you cast a noncreature spell, target creature gets +X/+0 until end of turn, where X is that spell's mana value. Choose a Background (You can have a Background as a second commander.) 1/3 |
| Hurl into History | 3UU | Instant | Counter target artifact or creature spell. Discover X, where X is that spell's mana value. (Exile cards from the top of your library until you exile a nonland card with that mana value or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.) |