Is Glitterflitter legal in Standard, Modern, and Commander?

Glitterflitter is legal in: Commander. It is banned in: Legacy, Vintage, Pauper.

What type of card is Glitterflitter?

Glitterflitter is a Creature — Faerie Performer. Its oracle text reads: "Flying When Glitterflitter enters, you get {TK}, then you may put a sticker on a nonland permanent you own. *There are no small parts, only small performers.* Power/Toughness: 2/2"