M:tG card similarity search
| Name | Mana | Type | Text |
|---|---|---|---|
| Controvert | 2UU | Instant | Counter target spell. Recover {2}{U}{U} (When a creature is put into your graveyard from the battlefield, you may pay {2}{U}{U}. If you do, return this card from your graveyard to your hand. Otherwise, exile this card.) |
| Broken Concentration | 1UU | Instant | Counter target spell. Madness {3}{U} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.) |
| Unsettled Mariner | WU | Creature — Shapeshifter | Changeling (This card is every creature type.) Whenever you or a permanent you control becomes the target of a spell or ability an opponent controls, counter that spell or ability unless its controller pays {1}. 2/2 |
| Forceful Denial | 3UU | Instant | Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order.) Counter target spell. |
| Fuel for the Cause | 2UU | Instant | Counter target spell, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) |
| Neutralize | 1UU | Instant | Counter target spell. Cycling {2} ({2}, Discard this card: Draw a card.) |
| Spelljack | 3UUU | Instant | Counter target spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard. You may play it without paying its mana cost for as long as it remains exiled. (If it has X in its mana cost, X is 0.) |
| Fervent Denial | 3UU | Instant | Counter target spell. Flashback {5}{U}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.) |
| Rust | G | Instant | Counter target activated ability from an artifact source. (Mana abilities can't be targeted.) |
| Brown Ouphe | G | Creature — Ouphe | {1}{G}, {T}: Counter target activated ability from an artifact source. (Mana abilities can't be targeted.) 1/1 |