Leficios  

Lefi, レフィシオス

In Maou ni Natta node, Dungeon Tsukutte Jingai Musume to Honobono suru, Lefi is the main character who possesses the title of "Supreme Dragon" and has many subordinate dragons under her command. Initially, she appears hostile upon meeting Yukis group but later becomes an ally after being charmed by Yuki's sweets. In dragon form, Lefi is a large, majestic creature with silver scales. When in human form at the age of 13-14 years old, she has a flawless, slender body with platinum silver hair and silver eyes.