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
Yew Spirit 4GCreature — Spirit Treefolk {2}{G}{G}: Yew Spirit gets +X/+X until end of turn, where X is its power. 3/3
Gonti's Machinations BEnchantment Whenever you lose life for the first time each turn, you get {E}. (You get an energy counter. Damage causes loss of life.) Pay {E}{E}, Sacrifice Gonti's Machinations: Each opponent loses 3 life. You gain life equal to the life lost this way.
Drown in Dreams X2UInstant Choose one. If you control a commander as you cast this spell, you may choose both. • Target player draws X cards. • Target player mills twice X cards.
Surrakar Spellblade 1UUCreature — Surrakar Whenever you cast an instant or sorcery spell, you may put a charge counter on Surrakar Spellblade. Whenever Surrakar Spellblade deals combat damage to a player, you may draw X cards, where X is the number of charge counters on it. 2/1
Gyox, Brutal Carnivora 1BGLegendary Creature — Phyrexian Warlock At the beginning of your end step, put an oil counter on up to one target creature. Whenever a nontoken creature you control with one or more oil counters on it dies, conjure X duplicates of it into exile, where X is the number of oil counters on it. Those duplicates perpetually get +X/+X. Then shuffle those duplicates into your library. 2/4
Blood Tribute 4BBSorcery Kicker—Tap an untapped Vampire you control. (You may tap a Vampire you control in addition to any other costs as you cast this spell.) Target opponent loses half their life, rounded up. If this spell was kicked, you gain life equal to the life lost this way.
Ravenous Pursuit 1GSorcery Target creature you control deals damage equal to its power to target creature you don't control. Choose a creature card in your hand. It perpetually gets +X/+X, where X is the amount of excess damage dealt this way.
Healing Grace WInstant Prevent the next 3 damage that would be dealt to any target this turn by a source of your choice. You gain 3 life.
Welcome to the Fold 2UUSorcery Madness {X}{U}{U} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.) Gain control of target creature if its toughness is 2 or less. If this spell's madness cost was paid, instead gain control of that creature if its toughness is X or less.
False Cure BBInstant Until end of turn, whenever a player gains life, that player loses 2 life for each 1 life they gained.
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