M:tG card similarity search
| Name | Mana | Type | Text |
|---|---|---|---|
| Fevered Convulsions | BB | Enchantment | {2}{B}{B}: Put a -1/-1 counter on target creature. |
| Gnarled Effigy | 4 | Artifact | {4}, {T}: Put a -1/-1 counter on target creature. |
| Scar | B/R | Instant | Put a -1/-1 counter on target creature. |
| Spell Rupture | 1U | Instant | Counter target spell unless its controller pays {X}, where X is the greatest power among creatures you control. |
| Grim Affliction | 2B | Instant | Put a -1/-1 counter on target creature, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) |
| Lullmage Mentor | 1UU | Creature — Merfolk Wizard | Whenever a spell or ability you control counters a spell, you may create a 1/1 blue Merfolk creature token. Tap seven untapped Merfolk you control: Counter target spell. 2/2 |
| Didn't Say Please | 1UU | Instant | Counter target spell. Its controller mills three cards. |
| Thought Collapse | 1UU | Instant | Counter target spell. Its controller mills three cards. |
| Suffocating Blast | 1UUR | Instant | Counter target spell and Suffocating Blast deals 3 damage to target creature. |
| 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. |