M:tG card similarity search
1UU · Instant
This spell costs {U} less to cast if an opponent cast two or more spells this turn. Counter target spell.
| Name | Mana | Type | Text |
|---|---|---|---|
| Gainsay | 1U | Instant | Counter target blue spell. |
| Ephara's Dispersal | 2U | Instant | This spell costs {2} less to cast if it targets an attacking creature. Return target creature to its owner's hand. Surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.) |
| Double Negative | UUR | Instant | Counter up to two target spells. |
| Nix | U | Instant | Counter target spell if no mana was spent to cast it. |
| Mothrider Cavalry | 2WW | Creature — Human Samurai | This spell costs {2} less to cast if you have no creature cards in hand not named Mothrider Cavalry. Flying Other creatures you control get +1/+1. 2/2 |
| Grid Monitor | 4 | Artifact Creature — Construct | You can't cast creature spells. 4/6 |
| Memory Crystal | 3 | Artifact | Buyback costs cost {2} less. |
| Whack | 3B | Sorcery | This spell costs {3} less to cast if it targets a white creature. Target creature gets -4/-4 until end of turn. |
| Explosive Singularity | 8RR | Sorcery | As an additional cost to cast this spell, you may tap any number of untapped creatures you control. This spell costs {1} less to cast for each creature tapped this way. Explosive Singularity deals 10 damage to any target. |
| Chief Engineer | 1U | Creature — Vedalken Artificer | Artifact spells you cast have convoke. (Your creatures can help cast those spells. Each creature you tap while casting an artifact spell pays for {1} or one mana of that creature's color.) 1/3 |