M:tG card similarity search
3BB · Creature — Horror
Roiling Horror's power and toughness are each equal to your life total minus the life total of an opponent with the most life. Suspend X—{X}{B}{B}{B}. X can't be 0. (Rather than cast this card from your hand, you may pay {X}{B}{B}{B} and exile it with X time counters on it. At the beginning of your upkeep, remove a time counter. When the last is removed, you may cast it without paying its mana cost. It has haste.) Whenever a time counter is removed from Roiling Horror while it's exiled, target player loses 1 life and you gain 1 life. */*
| Name | Mana | Type | Text |
|---|---|---|---|
| Curie, Emergent Intelligence | 1U | Legendary Artifact Creature — Robot | Whenever Curie, Emergent Intelligence deals combat damage to a player, draw cards equal to its base power. {1}{U}, Exile another nontoken artifact creature you control: Curie becomes a copy of the exiled creature, except it has "Whenever this creature deals combat damage to a player, draw cards equal to its base power." 1/3 |
| Iron Maiden | 3 | Artifact | At the beginning of each opponent's upkeep, Iron Maiden deals X damage to that player, where X is the number of cards in their hand minus 4. |
| Flatline | 2U | Instant | Creatures your opponents control have base power and toughness 0/1 until end of turn. |
| Vigorspore Wurm | 5G | Creature — Wurm | Undergrowth — When Vigorspore Wurm enters the battlefield, target creature gains vigilance and gets +X/+X until end of turn, where X is the number of creature cards in your graveyard. Vigorspore Wurm can't be blocked by more than one creature. 6/4 |
| Silumgar Assassin | 1B | Creature — Human Assassin | Creatures with power greater than Silumgar Assassin's power can't block it. Megamorph {2}{B} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its megamorph cost and put a +1/+1 counter on it.) When Silumgar Assassin is turned face up, destroy target creature with power 3 or less an opponent controls. 2/1 |
| Containment Breach | 2G | Sorcery — Lesson | Destroy target artifact or enchantment. If its mana value is 2 or less, create a 1/1 black and green Pest creature token with "When this creature dies, you gain 1 life." |
| Wingmate Roc | 3WW | Creature — Bird | Flying Raid — When Wingmate Roc enters the battlefield, if you attacked this turn, create a 3/4 white Bird creature token with flying. Whenever Wingmate Roc attacks, you gain 1 life for each attacking creature. 3/4 |
| Banshee | 2BB | Creature — Spirit | {X}, {T}: Banshee deals half X damage, rounded down, to any target, and half X damage, rounded up, to you. 0/1 |
| Worst Fears | 7B | Sorcery | You control target player during that player's next turn. Exile Worst Fears. (You see all cards that player could see and make all decisions for the player.) |
| The Master, Mesmerist | 2UB | Legendary Creature — Time Lord Rogue | {T}: Target creature an opponent controls with power less than or equal to The Master's power gains skulk until end of turn. Goad it. (A creature with skulk can't be blocked by creatures with greater power.) Whenever a creature with skulk deals combat damage to one of your opponents, put a +1/+1 counter on The Master and draw a card. 3/3 |