Kishin (Demon God).
The Kishin Tenmei Mikogami
A general term used to describe all powerful Oni (demons). The term "oni" is well know throughtout Japan, but it's said to have originated from the "Rakshasa" gods who serveed Vaisravana along with the Yasha. Known for their belligerent and cannabalistic natures, they control destruction and ruin.
Known Kishin's