I think Rachel is fine how she is without a third conflicting species in her person.
And You can't just throw her away D:
*Sad face*
Stryder said
The bat winged female quickly averted her attention to the angel half breed, quickly following into the castle. She waited patiently for Seiko to let her go, she silently flew over and lifted her up. She overheard a demon blood transfusion of some kind, maybe she could be of use, the blood she produced was useful for any blood type so maybe it would work now. Carrying the angel to the med-bay she looked down at her, her face lacked expression as she placed her on a bed. "I'll do the best I can to help you.." She said to the angel.