M:tG card similarity search
| Name | Mana | Type | Text |
|---|---|---|---|
| Double Negative | UUR | Instant | Counter up to two target spells. |
| Sudden Substitution | 2UU | Instant | Split second (As long as this spell is on the stack, players can't cast spells or activate abilities that aren't mana abilities.) Exchange control of target noncreature spell and target creature. Then the spell's controller may choose new targets for it. |
| Hydromorph Guardian | 2U | Creature — Elemental | {U}, Sacrifice Hydromorph Guardian: Counter target spell that targets a creature you control. 2/2 |
| Misdirection | 3UU | Instant | You may exile a blue card from your hand rather than pay this spell's mana cost. Change the target of target spell with a single target. |
| Lifeforce | GG | Enchantment | {G}{G}: Counter target black spell. |
| Ertai, Wizard Adept | 2U | Legendary Creature — Human Wizard | {2}{U}{U}, {T}: Counter target spell. 1/1 |
| Thoughtlace | U | Instant | Target spell or permanent becomes blue. (Mana symbols on that permanent remain unchanged.) |
| Diplomatic Escort | 1U | Creature — Human Spellshaper | {U}, {T}, Discard a card: Counter target spell or ability that targets a creature. 1/1 |
| Nullify | UU | Instant | Counter target creature or Aura spell. |
| Mizzium Meddler | 2U | Creature — Vedalken Wizard | Flash (You may cast this spell any time you could cast an instant.) When Mizzium Meddler enters the battlefield, you may change a target of target spell or ability to Mizzium Meddler. 1/4 |