Invert Polarity
Invert Polarity: Instant, Modern Horizons 3. Choose target spell, then flip a coin. Printings, market prices, rulings, and format legality on Mana Grove.
- Mana cost
- {U}{U}{R}
- Mana value
- 3
- Type
- Instant
- Colour identity
- Blue and red (UR)
- Rarity
- Rare
- Set
- Modern Horizons 3 (MH3)
- Released
- 2024-06-14
- Collector number
- 190
- Artist
- Leonardo Santanna
Build around this card with Grover
About Invert Polarity
Invert Polarity is a Magic: The Gathering card, a rare blue and red instant from Modern Horizons 3 (MH3), a draft-focused set released in June 2024. It is collector number 190 in that set, with art by Leonardo Santanna. It costs {U}{U}{R} (two blue and one red mana) to cast, for a mana value of 3. Its colour identity is blue and red. It is legal in Modern, Legacy, Vintage, Commander, Oathbreaker, Brawl, Historic, Timeless and Penny Dreadful. It is banned in Duel Commander and Gladiator. It has been printed in 2 sets. The latest aggregated market price for this printing is $0.67 (normal finish, as of 2026-10-23).
Card text
Choose target spell, then flip a coin. If you win the flip, gain control of that spell and you may choose new targets for it. If you lose the flip, counter that spell.
"Skreeg! I thought I told you to stop messing with... Oh, that worked. Good job, Skreeg." -Ral Zarek
Market price
Latest aggregated market price for the normal finish of this printing: $0.67 (as of 2026-10-23).
The figure covers this printing only; other printings carry their own price on their own page.
Format legality
Legality of Invert Polarity by format. Formats in which it is not legal are not listed.
| Modern | Legal |
|---|---|
| Legacy | Legal |
| Vintage | Legal |
| Commander | Legal |
| Duel Commander | Banned |
| Oathbreaker | Legal |
| Brawl | Legal |
| Historic | Legal |
| Timeless | Legal |
| Gladiator | Banned |
| Penny Dreadful | Legal |
Other printings of Invert Polarity
Invert Polarity has been printed in 2 sets. The other printings are listed newest first, with the rarity and release year of each.
| Printing | Rarity | Year |
|---|---|---|
| Modern Horizons 3 (MH3) #459 | Rare | 2024 |
| Modern Horizons 3 Promos (PMH3) #190s | Rare | 2024 |
Official rulings
Four official rulings apply to Invert Polarity, newest first.
- You don't make any decisions about new targets for the spell until you win the flip.
- If the target spell has damage divided as it was cast, the division can't be changed although the targets receiving that damage still can. The same is true of spells that distribute counters.
- If the target spell has a variable number of targets, you can't change how many targets it has.
- If you choose new targets for the target spell, the new targets must be legal.
Similar cards
Other instant cards with a blue and red colour identity, ranked by how often they appear in Commander decks.