M:tG card similarity search
3U · Instant — Trap
If three or more creatures are attacking, you may pay {U} rather than pay this spell's mana cost. Attacking creatures get -3/-0 until end of turn.
| Name | Mana | Type | Text |
|---|---|---|---|
| Cybermat | 2 | Artifact Creature — Robot | Skulk (This creature can't be blocked by creatures with greater power.) Whenever Cybermat attacks and isn't blocked, it gets +X/+0 until end of turn, where X is the number of attacking artifact creatures. 2/1 |
| Spellbook Vendor | 1W | Creature — Human Peasant | Vigilance At the beginning of combat on your turn, you may pay {1}. When you do, create a Sorcerer Role token attached to target creature you control. (If you control another Role on it, put that one into the graveyard. Enchanted creature gets +1/+1 and has "Whenever this creature attacks, scry 1.") 2/2 |
| Trinisphere | 3 | Artifact | As long as Trinisphere is untapped, each spell that would cost less than three mana to cast costs three mana to cast. (Additional mana in the cost may be paid with any color of mana or colorless mana. For example, a spell that would cost {1}{B} to cast costs {2}{B} to cast instead.) |
| Rage Extractor | 4R/P | Artifact | ({R/P} can be paid with either {R} or 2 life.) Whenever you cast a spell with {P} in its mana cost, Rage Extractor deals damage equal to that spell's mana value to any target. |
| Knowledge Pool | 6 | Artifact | Imprint — When Knowledge Pool enters the battlefield, each player exiles the top three cards of their library. Whenever a player casts a spell from their hand, that player exiles it. If the player does, they may cast a spell from among other cards exiled with Knowledge Pool without paying its mana cost. |
| Forbidding Spirit | 1WW | Creature — Spirit Cleric | When Forbidding Spirit enters the battlefield, until your next turn, creatures can't attack you or planeswalkers you control unless their controller pays {2} for each of those creatures. 3/3 |
| Dire Fleet Captain | BR | Creature — Orc Pirate | Whenever Dire Fleet Captain attacks, it gets +1/+1 until end of turn for each other attacking Pirate. 2/2 |
| Phyresis Outbreak | 2B | Sorcery | Each opponent gets a poison counter. Then each creature your opponents control gets -1/-1 until end of turn for each poison counter its controller has. |
| Silent Extraction | GU | Instant | Choose target spell. Counter that spell unless its controller pays {2}. Threshold — If seven or more cards are in your graveyard, seek a creature card with the same mana value as the chosen spell. |
| Ixidor's Will | 2U | Instant | Counter target spell unless its controller pays {2} for each Wizard on the battlefield. |