Is Stella Lee, Wild Card legal in Standard, Modern, and Commander?

Stella Lee, Wild Card is legal in: Legacy, Vintage, Commander, Historic.

Stella Lee, Wild Card

Q: What type of card is Stella Lee, Wild Card?

Stella Lee, Wild Card is a Legendary Creature — Human Rogue. Its oracle text reads: "Whenever you cast your second spell each turn, exile the top card of your library. Until the end of your next turn, you may play that card. {T}: Copy target instant or sorcery spell you control. You may choose new targets for the copy. Activate only if you've cast three or more spells this turn."

Legendary Creature — Human Rogue

Whenever you cast your second spell each turn, exile the top card of your library. Until the end of your next turn, you may play that card.

: Copy target instant or sorcery spell you control. You may choose new targets for the copy. Activate only if you've cast three or more spells this turn.