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
Unstoppable Ogre 2RArtifact Creature — Ogre Warrior When Unstoppable Ogre enters the battlefield, target creature can't block this turn. 4/1
Caught Red-Handed 4RInstant This spell can't be countered. (This includes by the ward ability.) Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn. Suspect it. (It has menace and can't block.)
Dead Ringers 4BSorcery Destroy two target nonblack creatures unless either one is a color the other isn't. They can't be regenerated.
Enlarge 3GGSorcery Target creature gets +7/+7 and gains trample until end of turn. It must be blocked this turn if able. (A creature with trample can deal excess combat damage to the player or planeswalker it's attacking.)
Behind the Mask UInstant As an additional cost to cast this spell, you may collect evidence 6. (Exile cards with total mana value 6 or greater from your graveyard.) Until end of turn, target artifact or creature becomes an artifact creature with base power and toughness 4/3. If evidence was collected, it has base power and toughness 1/1 until end of turn instead.
Call In a Professional 2RInstant Players can't gain life this turn. Damage can't be prevented this turn. Call In a Professional deals 3 damage to any target. (Shield counters don't prevent this damage as they're removed.)
Bilbo's Ring 3Legendary Artifact — Equipment As long as it's your turn, equipped creature has hexproof and can't be blocked. Whenever equipped creature attacks alone, you draw a card and you lose 1 life. Equip Halfling {1} ({1}: Attach to target Halfling you control. Equip only as a sorcery.) Equip {4} ({4}: Attach to target creature you control. Equip only as a sorcery.)
Karn, Silver Golem 5Legendary Artifact Creature — Golem Whenever Karn, Silver Golem blocks or becomes blocked, it gets -4/+4 until end of turn. {1}: Target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value until end of turn. 4/4
Mindmelter 1UBCreature — Eldrazi Drone Devoid (This card has no color.) Mindmelter can't be blocked. {3}{C}: Target opponent exiles a card from their hand. Activate only as a sorcery. ({C} represents colorless mana.) 2/2
Viscerid Drone 1UCreature — Homarid Drone {T}, Sacrifice a creature and a Swamp: Destroy target nonartifact creature. It can't be regenerated. {T}, Sacrifice a creature and a snow Swamp: Destroy target creature. It can't be regenerated. 1/2
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