Satan is technically the strongest character in Blue Exorcist. Among active fighters, Rin at full power is the series' combat peak.

  1. 1

    Satan

    The literal king of demons. The final obstacle of the entire series.

    Demon King
  2. 2

    Rin (Full Power)

    Blue flames that can destroy anything demonic. His ceiling hasn't been determined.

    Half-Demon
  3. 3

    Mephisto

    Power deliberately hidden. Likely on par with Satan.

    Unknown
  4. 4

    Arthur (Paladin)

    Peak human exorcist. The most powerful fully human fighter.

    Paladin
  5. 5

    Yukio

    Twin brother whose power level is deliberately kept ambiguous.

    Exorcist