M:tG card similarity search
5B · Creature — Nightmare
Mutate {4}{B} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Whenever this creature mutates, each opponent sacrifices a creature. 4/6
| Name | Mana | Type | Text |
|---|---|---|---|
| Chromatic Sphere | 1 | Artifact | {1}, {T}, Sacrifice Chromatic Sphere: Add one mana of any color. Draw a card. |
| Grimoire Thief | UU | Creature — Merfolk Rogue | Whenever Grimoire Thief becomes tapped, exile the top three cards of target opponent's library face down. You may look at cards exiled with Grimoire Thief. {U}, Sacrifice Grimoire Thief: Turn all cards exiled with Grimoire Thief face up. Counter all spells with those names. 2/2 |
| Lava Dart | R | Instant | Lava Dart deals 1 damage to any target. Flashback—Sacrifice a Mountain. (You may cast this card from your graveyard for its flashback cost. Then exile it.) |
| Lethal Vapors | 2BB | Enchantment | Whenever a creature enters the battlefield, destroy it. {0}: Destroy Lethal Vapors. You skip your next turn. Any player may activate this ability. |
| Surly Badgersaur | 3R | Creature — Badger Dinosaur | Whenever you discard a creature card, put a +1/+1 counter on Surly Badgersaur. Whenever you discard a land card, create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.") Whenever you discard a noncreature, nonland card, Surly Badgersaur fights up to one target creature you don't control. 3/3 |
| Greven, Predator Captain | 3BR | Legendary Creature — Phyrexian Human Warrior | Menace Greven, Predator Captain gets +X/+0, where X is the amount of life you've lost this turn. Whenever Greven attacks, you may sacrifice another creature. If you do, you draw cards equal to that creature's power and you lose life equal to that creature's toughness. 5/5 |
| Kardur, Doomscourge | 2BR | Legendary Creature — Demon Berserker | When Kardur, Doomscourge enters the battlefield, until your next turn, creatures your opponents control attack each combat if able and attack a player other than you if able. Whenever an attacking creature dies, each opponent loses 1 life and you gain 1 life. 4/3 |
| Oni-Cult Anvil | BR | Artifact | Whenever one or more artifacts you control leave the battlefield during your turn, create a 1/1 colorless Construct artifact creature token. This ability triggers only once each turn. {T}, Sacrifice an artifact: Oni-Cult Anvil deals 1 damage to each opponent. You gain 1 life. |
| Rite of Oblivion | WB | Sorcery | As an additional cost to cast this spell, sacrifice a nonland permanent. Exile target nonland permanent. Flashback {2}{W}{B} (You may cast this card from your graveyard for its flashback cost and any additional costs. Then exile it.) |
| Lapis Lazuli Talisman | 2 | Artifact | Whenever a player casts a blue spell, you may pay {3}. If you do, untap target permanent. |