Is Feldon of the Third Path legal in Standard, Modern, and Commander?

Feldon of the Third Path is legal in: Legacy, Vintage, Commander.

Feldon of the Third Path

Q: What type of card is Feldon of the Third Path?

Feldon of the Third Path is a Legendary Creature — Human Artificer. Its oracle text reads: "{2}{R}, {T}: Create a token that's a copy of target creature card in your graveyard, except it's an artifact in addition to its other types. It gains haste. Sacrifice it at the beginning of the next end step."

Legendary Creature — Human Artificer

, : Create a token that's a copy of target creature card in your graveyard, except it's an artifact in addition to its other types. It gains haste. Sacrifice it at the beginning of the next end step.