Is Cooped Up legal in Standard, Modern, and Commander?

Cooped Up is legal in: Standard, Modern, Pioneer, Legacy, Vintage, Commander, Pauper, Historic.

What type of card is Cooped Up?

Cooped Up is an Enchantment — Aura. Its oracle text reads: "Enchant creature Enchanted creature can't attack or block. {2}{W}: Exile enchanted creature. *"Cold iron's all you need to hold a faerie. The charms are mostly decorative." —Eulyn, Edgewall peddler*"