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
Kindle 1RInstant Kindle deals X damage to any target, where X is 2 plus the number of cards named Kindle in all graveyards.
Ob Nixilis of the Black Oath 3BBLegendary Planeswalker — Nixilis [+2]: Each opponent loses 1 life. You gain life equal to the life lost this way. [−2]: Create a 5/5 black Demon creature token with flying. You lose 2 life. [−8]: You get an emblem with "{1}{B}, Sacrifice a creature: You gain X life and draw X cards, where X is the sacrificed creature's power." Ob Nixilis of the Black Oath can be your commander. Loyalty 3
Calamitous Cave-In 3RSorcery Calamitous Cave-In deals X damage to each creature and each planeswalker, where X is the number of Caves you control plus the number of Cave cards in your graveyard.
Rampaging War Mammoth 5RRCreature — Elephant Trample Cycling {X}{2}{R} ({X}{2}{R}, Discard this card: Draw a card.) When you cycle Rampaging War Mammoth, destroy up to X target artifacts. 9/7
Let the Galaxy Burn X5RSorcery Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order.) Let the Galaxy Burn deals X plus 2 damage to each creature that didn't enter the battlefield this turn.
Arachnogenesis 2GInstant Create X 1/2 green Spider creature tokens with reach, where X is the number of creatures attacking you. Prevent all combat damage that would be dealt this turn by non-Spider creatures.
Nissa, Voice of Zendikar 1GGLegendary Planeswalker — Nissa [+1]: Create a 0/1 green Plant creature token. [−2]: Put a +1/+1 counter on each creature you control. [−7]: You gain X life and draw X cards, where X is the number of lands you control. Loyalty 3
Sickening Dreams 1BSorcery As an additional cost to cast this spell, discard X cards. Sickening Dreams deals X damage to each creature and each player.
Vigil for the Lost 3WEnchantment Whenever a creature you control dies, you may pay {X}. If you do, you gain X life.
Descent into Avernus 2REnchantment At the beginning of your upkeep, put two descent counters on Descent into Avernus. Then each player creates X Treasure tokens and Descent into Avernus deals X damage to each player, where X is the number of descent counters on Descent into Avernus.
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