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
Skymarch Bloodletter 2BCreature — Vampire Soldier Flying When Skymarch Bloodletter enters the battlefield, target opponent loses 1 life and you gain 1 life. 2/2
Tangle 1GInstant Prevent all combat damage that would be dealt this turn. Each attacking creature doesn't untap during its controller's next untap step.
Brash Taunter 4RCreature — Goblin Indestructible Whenever Brash Taunter is dealt damage, it deals that much damage to target opponent. {2}{R}, {T}: Brash Taunter fights another target creature. 1/1
Pollen Lullaby 1WInstant Prevent all combat damage that would be dealt this turn. Clash with an opponent. If you win, creatures that player controls don't untap during the player's next untap step. (Each clashing player reveals the top card of their library, then puts that card on the top or bottom. A player wins if their card had a higher mana value.)
Mirkwood Elk 5GCreature — Elk Trample Whenever Mirkwood Elk enters the battlefield or attacks, return target Elf card from your graveyard to your hand. You gain life equal to that card's power. 6/6
Zalto, Fire Giant Duke 3RRLegendary Creature — Giant Barbarian Trample Whenever Zalto, Fire Giant Duke is dealt damage, venture into the dungeon. (Enter the first room or advance to the next room.) 7/3
Vanguard of the Rose 1WCreature — Vampire Knight {1}, Sacrifice another creature or artifact: Vanguard of the Rose gains indestructible until end of turn. Tap it. 3/1
Blight Keeper BCreature — Bat Imp Flying {7}{B}, {T}, Sacrifice Blight Keeper: Target opponent loses 4 life and you gain 4 life. 1/1
Ashcoat of the Shadow Swarm 3BLegendary Creature — Rat Warlock Whenever Ashcoat of the Shadow Swarm attacks or blocks, other Rats you control get +X/+X until end of turn, where X is the number of Rats you control. At the beginning of your end step, you may mill four cards. If you do, return up to two Rat creature cards from your graveyard to your hand. (To mill a card, put the top card of your library into your graveyard.) 3/4
Underworld Fires 1RSorcery Underworld Fires deals 1 damage to each creature and each planeswalker. If a permanent dealt damage this way would die this turn, exile it instead.
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