M:tG card similarity search
1U · Instant
Counter target spell unless its controller pays {2}. Corrupted — Counter that spell instead if its controller has three or more poison counters.
| Name | Mana | Type | Text |
|---|---|---|---|
| Flash Counter | 1U | Instant | Counter target instant spell. |
| Rune Snag | 1U | Instant | Counter target spell unless its controller pays {2} plus an additional {2} for each card named Rune Snag in each graveyard. |
| Second Guess | 1U | Instant | Counter target spell that's the second spell cast this turn. |
| Calculated Dismissal | 2U | Instant | Counter target spell unless its controller pays {3}. Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, scry 2. (To scry 2, look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.) |
| Counterflux | UUR | Instant | This spell can't be countered. Counter target spell you don't control. Overload {1}{U}{U}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.") |
| Outwit | U | Instant | Counter target spell that targets a player. |
| Ertai, Wizard Adept | 2U | Legendary Creature — Human Wizard | {2}{U}{U}, {T}: Counter target spell. 1/1 |
| Assert Authority | 5UU | Instant | Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.) Counter target spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard. |
| Lookout's Dispersal | 2U | Instant | This spell costs {1} less to cast if you control a Pirate. Counter target spell unless its controller pays {4}. |
| Martyr of Frost | U | Creature — Human Wizard | {2}, Reveal X blue cards from your hand, Sacrifice Martyr of Frost: Counter target spell unless its controller pays {X}. 1/1 |