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 |
|---|---|---|---|
| Defiler of Instinct | 2RR | Creature — Phyrexian Kavu | First strike As an additional cost to cast red permanent spells, you may pay 2 life. Those spells cost {R} less to cast if you paid life this way. This effect reduces only the amount of red mana you pay. Whenever you cast a red permanent spell, Defiler of Instinct deals 1 damage to any target. 4/4 |
| Barbed Batterfist | 1R | Artifact — Equipment | For Mirrodin! (When this Equipment enters the battlefield, create a 2/2 red Rebel creature token, then attach this to it.) Equipped creature gets +1/-1. Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.) |
| Quag Sickness | 2B | Enchantment — Aura | Enchant creature Enchanted creature gets -1/-1 for each Swamp you control. |
| A-Fires of Invention | 4R | Enchantment | You can cast spells only during your turn and you can cast no more than two spells each turn. You may cast spells with mana value less than or equal to the number of lands you control without paying their mana costs. |
| Fires of Invention | 3R | Enchantment | You can cast spells only during your turn and you can cast no more than two spells each turn. You may cast spells with mana value less than or equal to the number of lands you control without paying their mana costs. |
| Mightstone | 4 | Artifact | Attacking creatures get +1/+0. |
| Spectral Adversary | 1U | Creature — Spirit | Flash Flying When Spectral Adversary enters the battlefield, you may pay {1}{U} any number of times. When you pay this cost one or more times, put that many +1/+1 counters on Spectral Adversary, then up to that many other target artifacts, creatures, and/or enchantments phase out. 2/1 |
| Demonic Embrace | 1BB | Enchantment — Aura | Enchant creature Enchanted creature gets +3/+1, has flying, and is a Demon in addition to its other types. You may cast Demonic Embrace from your graveyard by paying 3 life and discarding a card in addition to paying its other costs. |
| Duelist's Heritage | 2W | Enchantment | Whenever one or more creatures attack, you may have target attacking creature gain double strike until end of turn. |
| Fodder Launch | 3B | Tribal Sorcery — Goblin | As an additional cost to cast this spell, sacrifice a Goblin. Target creature gets -5/-5 until end of turn. Fodder Launch deals 5 damage to that creature's controller. |