Power level
1- Anything below human level eg normal human
2 - Average Human to Peak Human(physically)eg exorcist trainee
3- Low-Class Devils and Baby Familiars e.g Asia, sprite familiar
4- Mid-Class Devils, Full-Grown Average Familiars
5-High Class Devils, High-Class Dragons and Minor gods. eg Riser phenex, sprite dragon
6-Ultimate Class Devils, Longuinus Wielders at prime eg kuroka, Arthur, bikuo
7-8-Dragon Kings, Devil Kings, super devils, Great Seraphs, major gods. eg sirzech, Michael, Tiamat
9- Chief Gods, Evil Dragons, Heavenly Dragon eg lord Shiva,Crom Cruach, draig, Albion
10- conceptual beings.eg Ophis, Trihexa, Great Red