M:tG card similarity search
| Name | Mana | Type | Text |
|---|---|---|---|
| Erayo's Essence | Legendary Enchantment | Whenever an opponent casts their first spell each turn, counter that spell. | |
| Not of This World | 7 | Tribal Instant — Eldrazi | Counter target spell or ability that targets a permanent you control. This spell costs {7} less to cast if it targets a spell or ability that targets a creature you control with power 7 or greater. |
| Essence Backlash | 2UR | Instant | Counter target creature spell. Essence Backlash deals damage equal to that spell's power to its controller. |
| Ertai's Scorn | 1UU | Instant | This spell costs {U} less to cast if an opponent cast two or more spells this turn. Counter target spell. |
| Reject Imperfection | 1UU | Instant | Counter target spell. If that spell's mana value was 3 or less, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) |
| Liquify | 2U | Instant | Counter target spell with mana value 3 or less. If that spell is countered this way, exile it instead of putting it into its owner's graveyard. |
| Overwhelming Intellect | 4UU | Instant | Counter target creature spell. Draw cards equal to that spell's mana value. |
| A-Nezumi Prowler | 1B | Artifact Creature — Rat Ninja | Ninjutsu {1}{B} ({1}{B}, Return an unblocked attacker you control to hand: Put this card onto the battlefield from your hand tapped and attacking.) When Nezumi Prowler enters the battlefield, put a deathtouch counter and a lifelink counter on target creature you control. 3/1 |
| Malevolent Hermit | 1U | Creature — Human Wizard | {U}, Sacrifice Malevolent Hermit: Counter target noncreature spell unless its controller pays {3}. Disturb {2}{U} (You may cast this card from your graveyard transformed for its disturb cost.) 2/1 |
| Pact of Negation | 0 | Instant | Counter target spell. At the beginning of your next upkeep, pay {3}{U}{U}. If you don't, you lose the game. |