Enchantmentize 
Enchantment — Aura
Enchant creature or enchantment Enchanted permanent is an enchantment and loses all other card types. (It still has its abilities, but it's no longer a creature.)
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyNOT LEGALvintageNOT LEGALcommanderNOT LEGAL