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
Fraying Sanity 2UEnchantment — Aura Curse Enchant player At the beginning of each end step, enchanted player mills X cards, where X is the number of cards put into their graveyard from anywhere this turn.
Crater's Claws XRSorcery Crater's Claws deals X damage to any target. Ferocious — Crater's Claws deals X plus 2 damage instead if you control a creature with power 4 or greater.
Excise the Imperfect 1WWInstant Exile target nonland permanent. Its controller incubates X, where X is its mana value. (They create an Incubator token with X +1/+1 counters on it and "{2}: Transform this artifact." It transforms into a 0/0 Phyrexian artifact creature.)
Cyclops Electromancer 4RCreature — Cyclops Wizard When Cyclops Electromancer enters the battlefield, it deals X damage to target creature an opponent controls, where X is the number of instant and sorcery cards in your graveyard. 4/2
Font of Progress UArtifact Font of Progress enters the battlefield with two oil counters on it. {3}, {T}: Target player mills X cards, where X is the number of oil counters on Font of Progress.
Phenax, God of Deception 3UBLegendary Enchantment Creature — God Indestructible As long as your devotion to blue and black is less than seven, Phenax isn't a creature. Creatures you control have "{T}: Target player mills X cards, where X is this creature's toughness." 4/7
Punishment XBGSorcery Destroy each artifact, creature, and enchantment with mana value X.
Go-Shintai of Lost Wisdom 1ULegendary Enchantment Creature — Shrine Flying At the beginning of your end step, you may pay {1}. When you do, target player mills X cards, where X is the number of Shrines you control. (To mill a card, a player puts the top card of their library into their graveyard.) 0/4
Kaervek's Torch XRSorcery As long as Kaervek's Torch is on the stack, spells that target it cost {2} more to cast. Kaervek's Torch deals X damage to any target.
Primal Elder Kitty Stickers {TK}{TK} — {1}: This creature gets +1/-1 until end of turn. {TK}{TK}{TK} — When this creature dies, you may put X +1/+1 counters on target creature, where X is this creature's power. {TK}{TK} — 5/1 {TK}{TK}{TK}{TK} — 4/7
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