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
Grollub 2BCreature — Beast Whenever Grollub is dealt damage, each opponent gains that much life. 3/3
Carpet of Flowers GEnchantment At the beginning of each of your main phases, if you haven't added mana with this ability this turn, you may add X mana of any one color, where X is the number of Islands target opponent controls.
Wolfcaller's Howl 3GEnchantment At the beginning of your upkeep, create X 2/2 green Wolf creature tokens, where X is the number of your opponents with four or more cards in hand.
Stolen by the Fae XUUSorcery Return target creature with mana value X to its owner's hand. You create X 1/1 blue Faerie creature tokens with flying.
Fascination XUUSorcery Choose one — • Each player draws X cards. • Each player mills X cards.
Gumdrop Poisoner 2BCreature — Human Warlock Lifelink When Gumdrop Poisoner enters the battlefield, up to one target creature gets -X/-X until end of turn, where X is the amount of life you gained this turn. 3/2
Wolf in _____ Clothing 3BCreature — Wolf Guest When this creature enters the battlefield, you may put a name sticker on it. When you do, up to X target creatures each get -1/-1 until end of turn, where X is the number of unique vowels on that sticker. (The vowels are A, E, I, O, U, and Y.) 2/3
Time Out 4UInstant Roll a six-sided die. Put target nonland permanent into its owner's library just beneath the top X cards of that library, where X is the result.
Entrapment Maneuver 3WInstant Target player sacrifices an attacking creature. You create X 1/1 white Soldier creature tokens, where X is that creature's toughness.
Bloodspore Thrinax 2GGCreature — Lizard Devour 1 (As this enters the battlefield, you may sacrifice any number of creatures. This creature enters the battlefield with that many +1/+1 counters on it.) Each other creature you control enters the battlefield with an additional X +1/+1 counters on it, where X is the number of +1/+1 counters on Bloodspore Thrinax. 2/2
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