Fallen Dragon

Fallen Dragons are Dragons who either shared a relation to Heaven at some point in the past or they were just a normal Dragon that gave in to they're evil desires thus naming them a Fallen Dragon. Similar to how Fallen Angels fall from grace as an Angel, Dragons can fall and be known as Evil Dragons who are the worst of the worst.

Known Dragons of this class are -

Yamata no Orochi (Fallen Venom Blood Dragon)

Fafnir (Fallen Dragon King)

Bahamut (Fallen Hellfire Dragon)