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
Whetwheel 4Artifact {X}{X}, {T}: Target player mills X cards. Morph {3} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)
Scalesoul Gnome 3RWArtifact Creature — Gnome Trample, Haste Whenever Scalesoul Gnome deals combat damage to a player, discover X, where X is that damage. Whenever you play a card from exile, conjure a duplicate of it into your hand. 3/5
Hellkite Igniter 5RRCreature — Dragon Flying, haste {1}{R}: Hellkite Igniter gets +X/+0 until end of turn, where X is the number of artifacts you control. 5/5
How Is This a Par Three?! 2UUEnchantment Whenever you cast a spell, you may have target player mill X cards, where X is the number of words in that spell's name.
Candelabra of Tawnos 1Artifact {X}, {T}: Untap X target lands.
Martyr of Bones BCreature — Human Wizard {1}, Reveal X black cards from your hand, Sacrifice Martyr of Bones: Exile up to X target cards from a single graveyard. 1/1
Chrome Host Seedshark 2UCreature — Phyrexian Shark Flying Whenever you cast a noncreature spell, incubate X, where X is that spell's mana value. (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.) 2/4
Artifact Mutation RGInstant Destroy target artifact. It can't be regenerated. Create X 1/1 green Saproling creature tokens, where X is that artifact's mana value.
Black Vise 1Artifact As Black Vise enters the battlefield, choose an opponent. At the beginning of the chosen player's upkeep, Black Vise deals X damage to that player, where X is the number of cards in their hand minus 4.
Sands of Delirium 3Artifact {X}, {T}: Target player mills X cards.
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