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
Deekah, Fractal Theorist 4ULegendary Creature — Human Wizard Magecraft — Whenever you cast or copy an instant or sorcery spell, create a 0/0 green and blue Fractal creature token. Put X +1/+1 counters on it, where X is that spell's mana value. {3}{U}: Target creature token can't be blocked this turn. 3/3
Skyshroud War Beast 1GCreature — Beast Trample As Skyshroud War Beast enters the battlefield, choose an opponent. Skyshroud War Beast's power and toughness are each equal to the number of nonbasic lands the chosen player controls. */*
Mightstone's Animation 3UEnchantment — Aura Enchant artifact When Mightstone's Animation enters the battlefield, draw a card. Enchanted artifact is a creature with base power and toughness 4/4 in addition to its other types.
Kumena, Tyrant of Orazca 1GULegendary Creature — Merfolk Shaman Tap another untapped Merfolk you control: Kumena, Tyrant of Orazca can't be blocked this turn. Tap three untapped Merfolk you control: Draw a card. Tap five untapped Merfolk you control: Put a +1/+1 counter on each Merfolk you control. 2/4
Emerald Collector 1UCreature — Human Pirate Whenever Emerald Collector deals combat damage to a player, draw a card. When you draw your third card in a turn, conjure a card named Mox Emerald into your hand. This ability triggers only once. {2}{G}: Emerald Collector has base power and toughness 4/4 until end of turn. 1/2
Aysen Crusader 2WWCreature — Human Knight Aysen Crusader's power and toughness are each equal to 2 plus the number of Soldiers and Warriors you control. 2+*/2+*
A-Lier, Disciple of the Drowned 3UULegendary Creature — Human Wizard Spells can't be countered. As long as it's your turn, each instant and sorcery card in your graveyard has flashback. The flashback cost is equal to that card's mana cost. 3/4
Arcane Lighthouse Land {T}: Add {C}. {1}, {T}: Until end of turn, creatures your opponents control lose hexproof and shroud and can't have hexproof or shroud.
Noxious Assault 3GGSorcery Creatures you control get +2/+2 until end of turn. Whenever a creature blocks this turn, its controller gets a poison counter.
Spectral Grasp 1WEnchantment — Aura Enchant creature Enchanted creature can't attack you or planeswalkers you control. Enchanted creature can't block creatures you control.
Page 186