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
Magmatic Core 2RREnchantment Cumulative upkeep {1} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) At the beginning of your end step, Magmatic Core deals X damage divided as you choose among any number of target creatures, where X is the number of age counters on it.
Glacian, Powerstone Engineer 5ULegendary Creature — Human Artificer {T}, Tap X untapped artifacts you control: Look at the top X cards of your library. Put one of those cards into your hand and the rest into your graveyard. Partner (You can have two commanders if both have partner.) 3/6
Chandra, Gremlin Wrangler 2RRLegendary Planeswalker — Chandra [+1]: Create a 2/2 red Gremlin creature token. [−2]: Chandra, Gremlin Wrangler deals X damage to target creature or player, where X is the number of Gremlins you control. Loyalty 3
Korozda Guildmage BGCreature — Elf Shaman {1}{B}{G}: Target creature gets +1/+1 and gains intimidate until end of turn. (It can't be blocked except by artifact creatures and/or creatures that share a color with it.) {2}{B}{G}, Sacrifice a nontoken creature: Create X 1/1 green Saproling creature tokens, where X is the sacrificed creature's toughness. 2/2
Necrologia 3BBInstant Cast this spell only during your end step. As an additional cost to cast this spell, pay X life. Draw X cards.
Bloated Processor 2BCreature — Phyrexian Sacrifice another Phyrexian: Put a +1/+1 counter on Bloated Processor. When Bloated Processor dies, incubate X, where X is its power. (Create an Incubator token with X +1/+1 counters on it and "{2}: Transform this artifact." It transforms into a 0/0 Phyrexian artifact creature.) 3/2
Pair o' Dice Lost 3GGInstant Roll two six-sided dice. Return any number of cards with total mana value X or less from your graveyard to your hand, where X is the total of those results. Exile Pair o' Dice Lost.
Rolling Thunder XRRSorcery Rolling Thunder deals X damage divided as you choose among any number of targets.
Bludgeon Brawl 2REnchantment Each noncreature, non-Equipment artifact is an Equipment with equip {X} and "Equipped creature gets +X/+0," where X is that artifact's mana value.
Scourge of Valkas 2RRRCreature — Dragon Flying Whenever Scourge of Valkas or another Dragon enters the battlefield under your control, it deals X damage to any target, where X is the number of Dragons you control. {R}: Scourge of Valkas gets +1/+0 until end of turn. 4/4
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