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
Gelatinous Genesis XXGSorcery Create X X/X green Ooze creature tokens.
Go-Shintai of Ancient Wars 2RLegendary Enchantment Creature — Shrine First strike At the beginning of your end step, you may pay {1}. When you do, Go-Shintai of Ancient Wars deals X damage to target player or planeswalker, where X is the number of Shrines you control. 2/2
Eternity Vessel 6Artifact Eternity Vessel enters the battlefield with X charge counters on it, where X is your life total. Landfall — Whenever a land enters the battlefield under your control, you may have your life total become the number of charge counters on Eternity Vessel.
Saruman, the White Hand 1UBRLegendary Creature — Avatar Wizard Whenever you cast a noncreature spell, amass Orcs X, where X is that spell's mana value. (Put X +1/+1 counters on an Army you control. It's also an Orc. If you don't control an Army, create a 0/0 black Orc Army creature token first.) Goblins and Orcs you control have ward {2}. 2/5
Thundering Raiju 2RRCreature — Spirit Haste Whenever Thundering Raiju attacks, put a +1/+1 counter on target creature you control. Then Thundering Raiju deals X damage to each opponent, where X is the number of modified creatures you control other than Thundering Raiju. (Equipment, Auras you control, and counters are modifications.) 3/3
Haunting Misery 1BBSorcery As an additional cost to cast this spell, exile X creature cards from your graveyard. Haunting Misery deals X damage to target player or planeswalker.
Ezzaroot Channeler 5GCreature — Treefolk Druid Reach Creature spells you cast cost {X} less to cast, where X is the amount of life you gained this turn. {T}: You gain 2 life. 4/6
Snowblind 3GEnchantment — Aura Enchant creature Enchanted creature gets -X/-Y. If that creature is attacking, X is the number of snow lands defending player controls. Otherwise, X is the number of snow lands its controller controls. Y is equal to X or to enchanted creature's toughness minus 1, whichever is smaller.
Invasion of Lorwyn 4BGBattle — Siege (As a Siege enters, choose an opponent to protect it. You and others can attack it. When it's defeated, exile it, then cast it transformed.) When Invasion of Lorwyn enters the battlefield, destroy target non-Elf creature an opponent controls with power X or less, where X is the number of lands you control.
Descendant of Soramaro 3UCreature — Human Wizard {1}{U}: Look at the top X cards of your library, where X is the number of cards in your hand, then put them back in any order. 2/3
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