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
Carrion 1BBInstant As an additional cost to cast this spell, sacrifice a creature. Create X 0/1 black Insect creature tokens, where X is the sacrificed creature's power.
Luck Bobblehead 3Artifact — Bobblehead {T}: Add one mana of any color. {1}, {T}: Roll X six-sided dice, where X is the number of Bobbleheads you control. Create a tapped Treasure token for each even result. If you rolled 6 exactly seven times, you win the game.
Endless Ranks of the Dead 2BBEnchantment At the beginning of your upkeep, create X 2/2 black Zombie creature tokens, where X is half the number of Zombies you control, rounded down.
Cogwork Grinder 6Artifact Creature — Construct Draft Cogwork Grinder face up. As you draft a card, you may remove it from the draft face down. (Those cards aren't in your card pool.) Cogwork Grinder enters the battlefield with X +1/+1 counters on it, where X is the number of cards you removed from the draft with cards named Cogwork Grinder. 0/0
Endrek Sahr, Master Breeder 4BLegendary Creature — Human Wizard Whenever you cast a creature spell, create X 1/1 black Thrull creature tokens, where X is that spell's mana value. When you control seven or more Thrulls, sacrifice Endrek Sahr, Master Breeder. 2/2
Hammer Mage 1RCreature — Human Spellshaper {X}{R}, {T}, Discard a card: Destroy all artifacts with mana value X or less. 1/1
Escaped Experiment 1UArtifact Creature — Phyrexian Beast Whenever Escaped Experiment attacks, target creature an opponent controls gets -X/-0 until end of turn, where X is the number of artifacts you control. 2/1
Lurking Automaton 5Artifact Creature — Construct Reveal Lurking Automaton as you draft it and note how many cards you've drafted this draft round, including Lurking Automaton. Lurking Automaton enters the battlefield with X +1/+1 counters on it, where X is the highest number you noted for cards named Lurking Automaton. 0/0
Carnival Barker 2RCreature — Dog Employee {T}: You have thirty seconds to laud a creature you control to any people outside the game. Until end of turn, that creature gains trample and haste and gets +X/+0, where X is the number of those people who applauded. Activate only as a sorcery and only once. 3/3
Glittering Stockpile 2RArtifact — Treasure {T}: Add {R}. Put a stash counter on Glittering Stockpile. {T}, Sacrifice Glittering Stockpile: Add X mana of any one color, where X is the number of stash counters on Glittering Stockpile.
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