Card Codex

M:tG card similarity search

17 May 2024: Card library updated.

Reverse the Polarity

1UU · Instant

Choose one — • Counter all other spells. • Switch each creature's power and toughness until end of turn. • Creatures can't be blocked this turn.

Similar cards

Color identity:
NameManaTypeText
Stalactite Stalker BCreature — Goblin Rogue Menace At the beginning of your end step, if you descended this turn, put a +1/+1 counter on Stalactite Stalker. (You descended if a permanent card was put into your graveyard from anywhere.) {2}{B}, Sacrifice Stalactite Stalker: Target creature gets -X/-X until end of turn, where X is Stalactite Stalker's power. 1/1
Corrosion 1BREnchantment 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 upkeep, put a rust counter on each artifact target opponent controls. Then destroy each artifact with mana value less than or equal to the number of rust counters on it. Artifacts destroyed this way can't be regenerated. When Corrosion leaves the battlefield, remove all rust counters from all permanents.
Slumbering Dragon RCreature — Dragon Flying Slumbering Dragon can't attack or block unless it has five or more +1/+1 counters on it. Whenever a creature attacks you or a planeswalker you control, put a +1/+1 counter on Slumbering Dragon. 3/3
Fervent Denial 3UUInstant Counter target spell. Flashback {5}{U}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
Spell Suck 2UUInstant Counter target spell, then assemble a Contraption. (Put the top card of your Contraption deck face up onto one of your sprockets.)
Treefolk Umbra 2GEnchantment — Aura Enchant creature Enchanted creature gets +0/+2 and assigns combat damage equal to its toughness rather than its power. Totem armor (If enchanted creature would be destroyed, instead remove all damage from it and destroy this Aura.)
Humble the Brute 4WInstant Destroy target creature with power 4 or greater. Investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this artifact: Draw a card.")
A-Fall of the Impostor GWEnchantment — Saga (As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I, II — Put a +1/+1 counter on up to one target creature. III — Exile a creature with the greatest power among creatures target opponent controls.
Fall of the Impostor 1GWEnchantment — Saga (As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I, II — Put a +1/+1 counter on up to one target creature. III — Exile a creature with the greatest power among creatures target opponent controls.
Spitting Slug 1GGCreature — Slug Whenever Spitting Slug blocks or becomes blocked, you may pay {1}{G}. If you do, Spitting Slug gains first strike until end of turn. Otherwise, each creature blocking or blocked by Spitting Slug gains first strike until end of turn. 2/4
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