Name: Echvox (Or the speaker demon)

Powers:

Sound Manipulation: Echvox has mastery over all forms of sound, able to manipulate, amplify, distort, or negate it at will. He can create deafening blasts, soothing melodies, or terrifying cacophonies.

Voice Projection: His voice can carry over vast distances, instilling fear or obedience in those who hear it. He can mimic any voice perfectly, making him a master of deception.

Sonic Constructs: Echvox can shape sound into tangible constructs.