M:tG card similarity search
| Name | Mana | Type | Text |
|---|---|---|---|
| Concerted Defense | U | Instant | Counter target noncreature spell unless its controller pays {1} plus an additional {1} for each creature in your party. (Your party consists of up to one each of Cleric, Rogue, Warrior, and Wizard.) |
| Ghostly Sentinel | 4W | Creature — Kor Spirit | Flying, vigilance 3/3 |
| Vex | 2U | Instant | Counter target spell. That spell's controller may draw a card. |
| Ertai, Wizard Adept | 2U | Legendary Creature — Human Wizard | {2}{U}{U}, {T}: Counter target spell. 1/1 |
| 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.") |
| Mirrorhall Mimic | 3U | Creature — Spirit | You may have Mirrorhall Mimic enter the battlefield as a copy of any creature on the battlefield, except it's a Spirit in addition to its other types. Disturb {3}{U}{U} (You may cast this card from your graveyard transformed for its disturb cost.) 0/0 |
| Envelop | U | Instant | Counter target sorcery spell. |
| Extinguish | 1U | Instant | Counter target sorcery spell. |
| 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. |
| Double Negative | UUR | Instant | Counter up to two target spells. |