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
Cloudhoof Kirin 3UULegendary Creature — Kirin Spirit Flying Whenever you cast a Spirit or Arcane spell, you may have target player mill X cards, where X is that spell's mana value. 4/4
Flash of Insight X1UInstant Look at the top X cards of your library. Put one of them into your hand and the rest on the bottom of your library in any order. Flashback—{1}{U}, Exile X blue cards from your graveyard. (You may cast this card from your graveyard for its flashback cost, then exile it. You can't exile Flash of Insight to pay for its own flashback cost.)
Memory Deluge 2UUInstant Look at the top X cards of your library, where X is the amount of mana spent to cast this spell. Put two of them into your hand and the rest on the bottom of your library in a random order. Flashback {5}{U}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
Reverse Damage 1WWInstant The next time a source of your choice would deal damage to you this turn, prevent that damage. You gain life equal to the damage prevented this way.
Pack Attack 2RInstant Attacking creatures get +X/+0 until end of turn, where X is the number of players being attacked. Draw a card.
Selvala, Heart of the Wilds 1GGLegendary Creature — Elf Scout Whenever another creature enters the battlefield, its controller may draw a card if its power is greater than each other creature's power. {G}, {T}: Add X mana in any combination of colors, where X is the greatest power among creatures you control. 2/3
Dovescape 3W/UW/UW/UEnchantment ({W/U} can be paid with either {W} or {U}.) Whenever a player casts a noncreature spell, counter that spell. That player creates X 1/1 white and blue Bird creature tokens with flying, where X is the spell's mana value.
Commander Liara Portyr 3RWLegendary Creature — Human Soldier Whenever you attack, spells you cast from exile this turn cost {X} less to cast, where X is the number of players being attacked. Exile the top X cards of your library. Until end of turn, you may cast spells from among those exiled cards. 5/3
Zebra Unicorn 2GWCreature — Unicorn Whenever Zebra Unicorn deals damage, you gain that much life. 2/2
Zethi, Arcane Blademaster 1WULegendary Creature — Human Soldier Multikicker {W/U} When Zethi, Arcane Blademaster enters the battlefield, exile up to X target instant cards from your graveyard, where X is the number of times Zethi was kicked. Put a kick counter on each of them. Whenever Zethi attacks, copy each exiled card you own with a kick counter on it. You may cast the copies. 3/3
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