Draw a rough circle for the head
Add two large pointed ears on top
Sketch the face shape with a slightly jagged outline
Place two large oval eyes close together
Draw small pupils or empty dark eye sockets
Add a wide, sharp, unsettling smile
Sketch the nose as a small rounded triangle
Draw the body as a small, simple torso
Add thin arms extending from the sides
Draw gloved hands with long, sharp fingers
Sketch short legs and large shoes
Add torn or jagged details to the shoes
Outline the quills with spiky, uneven shapes
Make the quills more chaotic than normal Sonic
Darken the eyes, mouth, and some body areas
Add shadow lines around the face and body
Refine the outline with a darker pen or pencil
Erase extra sketch lines
Color the body dark red or black
Color the eyes red or leave them blank and dark
Shade the shoes and gloves with heavy contrast