Card Codex

M:tG card similarity search

17 May 2024: Card library updated.

Roiling Horror

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. */*

Similar cards

Color identity:
NameManaTypeText
Towering Gibbon 3GCreature — Ape Reach Towering Gibbon's power is equal to the greatest mana value among creatures you control. */4
Serpentine Ambush 1UInstant Until end of turn, target creature becomes a blue Serpent with base power and toughness 5/5.
Otherworldly Gaze UInstant Surveil 3. (Look at the top three cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.) Flashback {1}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
Ichor Synthesizer 1UCreature — Phyrexian Wizard Whenever you cast a noncreature spell, put an oil counter on Ichor Synthesizer. As long as Ichor Synthesizer has four or more oil counters on it, it gets +2/+0 and can't be blocked. 1/3
Venerated Rotpriest GCreature — Phyrexian Druid Toxic 1 (Players dealt combat damage by this creature also get a poison counter.) Whenever a creature you control becomes the target of a spell, target opponent gets a poison counter. 1/2
Renata, Called to the Hunt 2GGLegendary Enchantment Creature — Demigod Renata's power is equal to your devotion to green. (Each {G} in the mana costs of permanents you control counts toward your devotion to green.) Each other creature you control enters the battlefield with an additional +1/+1 counter on it. */3
Questing Beast 2GGLegendary Creature — Beast Vigilance, deathtouch, haste Questing Beast can't be blocked by creatures with power 2 or less. Combat damage that would be dealt by creatures you control can't be prevented. Whenever Questing Beast deals combat damage to an opponent, it deals that much damage to target planeswalker that player controls. 4/4
Beguiler of Wills 3UUCreature — Human Wizard {T}: Gain control of target creature with power less than or equal to the number of creatures you control. 1/1
Tezzeret, Master of the Bridge 4UBLegendary Planeswalker — Tezzeret Creature and planeswalker spells you cast have affinity for artifacts. (They cost {1} less to cast for each artifact you control.) [+2]: Tezzeret, Master of the Bridge deals X damage to each opponent, where X is the number of artifacts you control. You gain X life. [−3]: Return target artifact card from your graveyard to your hand. [−8]: Exile the top ten cards of your library. Put all artifact cards from among them onto the battlefield. Loyalty 5
Unified Lunge Sorcery Unified Lunge deals X damage to each player, where X is the number of Heads on the battlefield.
Page 319