Is Glittering Lion legal in Standard, Modern, and Commander?

Glittering Lion is legal in: Legacy, Vintage, Commander.

What type of card is Glittering Lion?

Glittering Lion is a Creature — Cat. Its oracle text reads: "Prevent all damage that would be dealt to this creature. {3}: Until end of turn, this creature loses "Prevent all damage that would be dealt to this creature." Any player may activate this ability. Power/Toughness: 2/2"