Is Firbolg Flutist legal in Standard, Modern, and Commander?

Firbolg Flutist is legal in: Legacy, Vintage, Commander.

Firbolg Flutist

Q: What type of card is Firbolg Flutist?

Firbolg Flutist is a Creature — Giant Bard. Its oracle text reads: "Enthralling Performance — When this creature enters, gain control of target creature you don't control until end of turn. Untap it. It gains haste and myriad until end of turn. (Whenever it attacks, for each opponent other than defending player, you may create a token copy that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.)"

Creature — Giant Bard

Enthralling Performance — When this creature enters, gain control of target creature you don't control until end of turn. Untap it. It gains haste and myriad until end of turn. (Whenever it attacks, for each opponent other than defending player, you may create a token copy that's tapped and attacking that player or a planeswalker they control. Exile the tokens at end of combat.)

Set Commander Legends: Battle for Baldur's Gate

Rarity Rare

Mana Value 6

Artist Joseph Weston

Collector # 174

Scryfall Gatherer