Is Prize Wall legal in Standard, Modern, and Commander?

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

Prize Wall

Q: What type of card is Prize Wall?

Prize Wall is a Creature — Wall. Its oracle text reads: "Defender {U}, {T}: You get {TK}. {4}{U}, {T}: You may put a sticker on a nonland permanent you own. Activate only as a sorcery. *"That bear's been there since the Astrotorium opened. I've seen it move." —Ernst, deep fry cook* Power/Toughness: 0/4"