Mephisto

Mephisto is the Persona of Amanda Hathaway.

Appearance
Mephisto takes the appearance of a floating humanoid with its entire body shrouded in a dark black mist-like energy, giving it the appearance of a cloak. It also has this mist on its head in the shape of a wide-brimmed fedora.

Abilities
Mephisto is shown to be incredibly powerful and able to fully control the powers of Dark, manifesting this power into its misty cloak and hat. It has incredible attack power, being able to summon glowing red blades around it and in its hands to attack with hard and fast swipes, and also being able to project energy into bolts and beams of Dark magic among other things.