1. Low-Class


    *


    2. Middle-Class


    *


    3. High-Class


    - Most of Pillar Devils with their Clan abilities are in this rank, even if they didn''t master their abilities


    *


    4. Ultimate-Class


    *


    5. Satan/Cadre/Seraph/God/Dragon King/-Class


    *


    6. Super Devil/Archangel/High-God/Heavenly Dragon/-Class


    - Strongest beings of DxD are at this level


    - All members of the Top 10 Strongest Beings of the World are in this category


    *


    7. Apocalypse-Class


    - Ophis, Trihexa or The Great Red are in this category


    8. Transcendent-Class


    - Will be shown when the Conjunction of Spheres happen