Is Winged Boots legal in Standard, Modern, and Commander?

Winged Boots is legal in: Legacy, Vintage, Commander.

What type of card is Winged Boots?

Winged Boots is an Artifact — Equipment. Its oracle text reads: "Equipped creature has flying and ward {4}. (Whenever equipped creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {4}.) Equip {1}"

Winged Boots

Artifact — Equipment

Equipped creature has flying and ward . (Whenever equipped creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays .)