Card Codex

M:tG card similarity search

17 May 2024: Card library updated.

Reverse Polarity

WW · Instant

You gain X life, where X is twice the damage dealt to you so far this turn by artifacts.

Similar cards

Color identity:
NameManaTypeText
Osgir, the Reconstructor 2RWLegendary Creature — Giant Artificer Vigilance {1}, Sacrifice an artifact: Target creature you control gets +2/+0 until end of turn. {X}, {T}, Exile an artifact card with mana value X from your graveyard: Create two tokens that are copies of the exiled card. Activate only as a sorcery. 4/4
Barad-dûr Legendary Land Barad-dûr enters the battlefield tapped unless you control a legendary creature. {T}: Add {B}. {X}{X}{B}, {T}: Amass Orcs X. Activate only if a creature died this turn.
Rock Hydra XRRCreature — Hydra Rock Hydra enters the battlefield with X +1/+1 counters on it. For each 1 damage that would be dealt to Rock Hydra, if it has a +1/+1 counter on it, remove a +1/+1 counter from it and prevent that 1 damage. {R}: Prevent the next 1 damage that would be dealt to Rock Hydra this turn. {R}{R}{R}: Put a +1/+1 counter on Rock Hydra. Activate only during your upkeep. 0/0
Phantom Nishoba 5GWCreature — Cat Beast Spirit Trample Phantom Nishoba enters the battlefield with seven +1/+1 counters on it. Whenever Phantom Nishoba deals damage, you gain that much life. If damage would be dealt to Phantom Nishoba, prevent that damage. Remove a +1/+1 counter from Phantom Nishoba. 0/0
Slumbering Tora 3Artifact {2}, Discard a Spirit or Arcane card: Slumbering Tora becomes an X/X Cat artifact creature until end of turn, where X is the discarded card's mana value.
Tidy Conclusion 3BBInstant Destroy target creature. You gain 1 life for each artifact you control.
Ajani, Valiant Protector 4GWLegendary Planeswalker — Ajani [+2]: Put two +1/+1 counters on up to one target creature. [+1]: Reveal cards from the top of your library until you reveal a creature card. Put that card into your hand and the rest on the bottom of your library in a random order. [−11]: Put X +1/+1 counters on target creature, where X is your life total. That creature gains trample until end of turn. Loyalty 4
Aeon Chronicler 3UUCreature — Avatar Aeon Chronicler's power and toughness are each equal to the number of cards in your hand. Suspend X—{X}{3}{U}. X can't be 0. Whenever a time counter is removed from Aeon Chronicler while it's exiled, draw a card. */*
Catacomb Dragon 4BBCreature — Dragon Flying Whenever Catacomb Dragon becomes blocked by a nonartifact, non-Dragon creature, that creature gets -X/-0 until end of turn, where X is half the creature's power, rounded down. 4/4
Kaervek's Purge XBRSorcery Destroy target creature with mana value X. If that creature dies this way, Kaervek's Purge deals damage equal to the creature's power to the creature's controller.
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