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
Mephitic Ooze 4BCreature — Ooze Mephitic Ooze gets +1/+0 for each artifact you control. Whenever Mephitic Ooze deals combat damage to a creature, destroy that creature. The creature can't be regenerated. 0/5
Imoen, Chaotic Trickster 1URLegendary Creature — Human Rogue Wizard Imoen, Chaotic Trickster can't be blocked. Whenever Imoen deals combat damage to a player, you may exile an instant or sorcery card from your graveyard. If you do, Imoen deals 2 damage to each opponent. 3/2
Octavia, Living Thesis 8UULegendary Creature — Elemental Octopus This spell costs {8} less to cast if you have eight or more instant and/or sorcery cards in your graveyard. Ward {8} Magecraft — Whenever you cast or copy an instant or sorcery spell, target creature has base power and toughness 8/8 until end of turn. 8/8
Disorienting Glower Sorcery Players can't cast spells until the Hydra's next turn.
Mishra's Research Desk 1Artifact {1}, {T}, Sacrifice Mishra's Research Desk: Exile the top two cards of your library. Choose one of them. Until the end of your next turn, you may play that card. Unearth {1}{R} ({1}{R}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)
Sorrow's Path Land {T}: Choose two target blocking creatures an opponent controls. If each of those creatures could block all creatures that the other is blocking, remove both of them from combat. Each one then blocks all creatures the other was blocking. Whenever Sorrow's Path becomes tapped, it deals 2 damage to you and each creature you control.
Heroes of the Revel 4RCreature — Satyr Soldier When Heroes of the Revel enters the battlefield, create a 1/1 red Satyr creature token with "This creature can't block." Whenever you cast a spell that targets Heroes of the Revel, creatures you control get +1/+0 until end of turn. 4/4
Mythweaver Poq 3GLegendary Creature — Cat Shaman Mythweaver Poq's power and toughness are each equal to the number of lands you control. Whenever one or more nontoken lands enter the battlefield under your control, for each of them, conjure a duplicate of it onto the battlefield. This ability triggers only once each turn. */*
Knight of the Widget 2WArtifact Creature — Cyborg Knight Vigilance Knight of the Widget's power and toughness are each equal to the number of Order of the Widget watermarks among permanents you control. */*
Ichormoon Gauntlet 2UArtifact Planeswalkers you control have "[0]: Proliferate" and "[−12]: Take an extra turn after this one." Whenever you cast a noncreature spell, choose a counter on target permanent. Put an additional counter of that kind on that permanent.
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