M:tG card similarity search
3R · Instant — Trap
If an opponent cast a blue spell this turn, you may pay {R} rather than pay this spell's mana cost. Change the target of target spell with a single target.
| Name | Mana | Type | Text |
|---|---|---|---|
| Snapback | 1U | Instant | You may exile a blue card from your hand rather than pay this spell's mana cost. Return target creature to its owner's hand. |
| Mine Collapse | 3R | Instant | If it's your turn, you may sacrifice a Mountain rather than pay this spell's mana cost. Mine Collapse deals 5 damage to target creature or planeswalker. |
| Twinning Glass | 4 | Artifact | {1}, {T}: You may cast a spell from your hand without paying its mana cost if it has the same name as a spell that was cast this turn. |
| Summoning Trap | 4GG | Instant — Trap | If a creature spell you cast this turn was countered by a spell or ability an opponent controlled, you may pay {0} rather than pay this spell's mana cost. Look at the top seven cards of your library. You may put a creature card from among them onto the battlefield. Put the rest on the bottom of your library in any order. |
| Omniscience | 7UUU | Enchantment | You may cast spells from your hand without paying their mana costs. |
| Anrakyr the Traveller | 4B | Legendary Artifact Creature — Necron | Lord of the Pyrrhian Legions — Whenever Anrakyr the Traveller attacks, you may cast an artifact spell from your hand or graveyard by paying life equal to its mana value rather than paying its mana cost. 4/4 |
| Thrull Wizard | 2B | Creature — Thrull Wizard | {1}{B}: Counter target black spell unless that spell's controller pays {B} or {3}. 1/1 |
| Disrupting Shoal | XUU | Instant — Arcane | You may exile a blue card with mana value X from your hand rather than pay this spell's mana cost. Counter target spell if its mana value is X. |
| Devastating Mastery | 2WWWW | Sorcery | You may pay {2}{W}{W} rather than pay this spell's mana cost. If the {2}{W}{W} cost was paid, an opponent chooses up to two nonland permanents they control and returns them to their owner's hand. Destroy all nonland permanents. |
| Refraction Trap | 3W | Instant — Trap | If an opponent cast a red instant or sorcery spell this turn, you may pay {W} rather than pay this spell's mana cost. Prevent the next 3 damage that a source of your choice would deal to you and/or permanents you control this turn. If damage is prevented this way, Refraction Trap deals that much damage to any target. |