Elemental powers[Weakest to strongest]:
Baron
Marquis,
Earl,
Duke,
Prince,
King,
Emperor,
Sovereign.
Power ranks:
Low-class
Mid-class
High-Class [Rava, Sona, Rias]
Ultimate-class [Riser's Parents, Ruval]
Satan/Seraph-class [Restrained Sirzechs, Normal Satans. Previous Satans at Full Power, Riser's current power.]
Super-class [Normal Sirzechs, Falbium at full power.]
Governor-class [Azazel, Serafall at Full Power]
God-Class [God of the Bible, Ajuka Beelzebub with Kankara Formula.]
Heavenly-Class [Sirzechs, Embodiment of Destruction, Heavenly Dragons, Weakened Trihexa]
Supreme-Class [Full-Strength Trihexa]
Sovereign-Class [Equal to the Dragon Gods]