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
Vampire Spawn 2BCreature — Vampire When Vampire Spawn enters the battlefield, each opponent loses 2 life and you gain 2 life. 2/3
Sapling of Colfenor 3B/GB/GLegendary Creature — Treefolk Shaman Indestructible Whenever Sapling of Colfenor attacks, reveal the top card of your library. If it's a creature card, you gain life equal to that card's toughness, lose life equal to its power, then put it into your hand. 2/5
Kjeldoran Gargoyle 5WCreature — Gargoyle Flying, first strike Whenever Kjeldoran Gargoyle deals damage, you gain that much life. 3/3
Ria Ivor, Bane of Bladehold 2WBLegendary Creature — Phyrexian Knight Battle cry (Whenever this creature attacks, each other attacking creature gets +1/+0 until end of turn.) At the beginning of combat on your turn, the next time target creature would deal combat damage to one or more players this combat, prevent that damage. If damage is prevented this way, create that many 1/1 colorless Phyrexian Mite artifact creature tokens with toxic 1 and "This creature can't block." 3/4
Ambergris, Agent of Law 2RWLegendary Creature — Dwarf Cleric Haste Whenever Ambergris, Agent of Law attacks, you may discard your hand and draw two cards. If you do, other creatures you control get +X/+X until end of turn, where X is the number of cards you've discarded this turn. 4/3
Hidden Retreat 2WEnchantment Put a card from your hand on top of your library: Prevent all damage that would be dealt by target instant or sorcery spell this turn.
Stone Haven Pilgrim 1WCreature — Kor Cleric Whenever Stone Haven Pilgrim attacks, if you control an artifact or enchantment, Stone Haven Pilgrim gets +1/+1 and gains lifelink until end of turn. 2/2
Gideon's Sacrifice WInstant Choose a creature or planeswalker you control. All damage that would be dealt this turn to you and permanents you control is dealt to the chosen permanent instead (if it's still on the battlefield).
Mourner's Shield 4Artifact Imprint — When Mourner's Shield enters the battlefield, you may exile target card from a graveyard. {2}, {T}: Prevent all damage that would be dealt this turn by a source of your choice that shares a color with the exiled card.
Bladewheel Chariot Artifact — Vehicle Tap two other untapped artifacts you control: Bladewheel Chariot becomes an artifact creature until end of turn. Crew 1 (Tap any number of creatures you control with total power 1 or more: This Vehicle becomes an artifact creature until end of turn.) 5/5
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