Dondochakka Bilstin Friends

A anime only character from Bleach. He was trapped in Hueco Mundo when his squad followed after a group of Hollows. He decided to continue killing hollows hoping they numbers would decrease.

Bawabawa is a giant eel-Hollow form Hueco Mundo. It's both friend and transport for Nel Tu and her brothers.

Neliel Tu Oderschvank was the former 3rd Espada. After she was ambushed and attacked, her Hollow Mask was damaged and she was changed into a childish Hollow with no memories.

A Member of Neliel Tu Oderschvank's Fraccion, along with Bilstin Dondochakka. one of the few "good" hollows.