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
Chromatic Armor 1WUEnchantment — Aura Enchant creature As Chromatic Armor enters the battlefield, choose a color. Chromatic Armor enters the battlefield with a sleight counter on it. Prevent all damage that would be dealt to enchanted creature by sources of the last chosen color. {X}: Put a sleight counter on Chromatic Armor and choose a color. X is the number of sleight counters on Chromatic Armor.
Ascend from Avernus XWWWSorcery Return all creature and planeswalker cards with mana value X or less from your graveyard to the battlefield. Exile Ascend from Avernus.
Everdawn Champion 1WWCreature — Human Soldier Prevent all combat damage that would be dealt to Everdawn Champion. 2/2
Runadi, Behemoth Caller 2GLegendary Creature — Cat Shaman Whenever you cast a creature spell with mana value 5 or greater, that creature enters the battlefield with X additional +1/+1 counters on it, where X is its mana value minus 4. Creatures you control with three or more +1/+1 counters on them have haste. {T}: Add {G}. 1/3
Ethersworn Sphinx 7WUArtifact Creature — Sphinx Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.) Flying Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card with lesser mana value. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order.) 4/4
Briber's Purse XArtifact Briber's Purse enters the battlefield with X gem counters on it. {1}, {T}, Remove a gem counter from Briber's Purse: Target creature can't attack or block this turn.
Barbed Wire 3Artifact At the beginning of each player's upkeep, Barbed Wire deals 1 damage to that player. {2}: Prevent the next 1 damage that would be dealt by Barbed Wire this turn.
Oketra's Avenger 1WCreature — Human Warrior You may exert Oketra's Avenger as it attacks. When you do, prevent all combat damage that would be dealt to it this turn. (An exerted creature won't untap during your next untap step.) 3/1
Tavern Brawler 2RLegendary Enchantment — Background Commander creatures you own have "At the beginning of your upkeep, exile the top card of your library. This creature gets +X/+0 until end of turn, where X is that card's mana value. You may play that card this turn."
Voltaic Construct 4Artifact Creature — Golem Construct {2}: Untap target artifact creature. 2/2
Page 183