Is Flaming Gambit legal in Standard, Modern, and Commander?

Flaming Gambit is legal in: Legacy, Vintage, Commander.

Flaming Gambit

Q: What type of card is Flaming Gambit?

Flaming Gambit is an Instant. Its oracle text reads: "Flaming Gambit deals X damage to target player or planeswalker. That player or that planeswalker's controller may choose a creature they control and have Flaming Gambit deal that damage to it instead. Flashback {X}{R}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)"

Instant

Flaming Gambit deals X damage to target player or planeswalker. That player or that planeswalker's controller may choose a creature they control and have Flaming Gambit deal that damage to it instead.

Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Set Torment

Rarity Uncommon

Mana Value 1

Artist Donato Giancola

Collector # 98

Scryfall Gatherer