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
Ethersworn Shieldmage 1WUArtifact Creature — Vedalken Wizard Flash When Ethersworn Shieldmage enters the battlefield, prevent all damage that would be dealt to artifact creatures this turn. 2/2
Knickknack Ouphe XGCreature — Ouphe Knickknack Ouphe enters the battlefield with X +1/+1 counters on it. When Knickknack Ouphe enters the battlefield, reveal the top X cards of your library. You may put any number of Aura cards with mana value X or less from among them onto the battlefield. Then put all cards revealed this way that weren't put onto the battlefield on the bottom of your library in a random order. 1/1
Reality Spasm XUUInstant Choose one — • Tap X target permanents. • Untap X target permanents.
Pious Warrior 3WCreature — Human Rebel Warrior Whenever Pious Warrior is dealt combat damage, you gain that much life. 2/3
Harvest Season 2GSorcery Search your library for up to X basic land cards, where X is the number of tapped creatures you control, put those cards onto the battlefield tapped, then shuffle.
Klothys's Design 5GSorcery Creatures you control get +X/+X until end of turn, where X is your devotion to green. (Each {G} in the mana costs of permanents you control counts toward your devotion to green.)
Creeping Bloodsucker 1BCreature — Vampire At the beginning of your upkeep, Creeping Bloodsucker deals 1 damage to each opponent. You gain life equal to the damage dealt this way. 1/2
Kami of the Honored Dead 5WWCreature — Spirit Flying Whenever Kami of the Honored Dead is dealt damage, you gain that much life. Soulshift 6 (When this creature dies, you may return target Spirit card with mana value 6 or less from your graveyard to your hand.) 3/5
Archipelagore 5UUCreature — Leviathan Mutate {5}{U} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.) Whenever this creature mutates, tap up to X target creatures, where X is the number of times this creature has mutated. Those creatures don't untap during their controller's next untap step. 7/7
Hammer Helper 3RSorcery Gain control of target creature until end of turn. Untap that creature and roll a six-sided die. Until end of turn, it gains haste and gets +X/+0, where X is the result.
Page 92