Draw a large oval for the head
Add a smaller oval for the body
Sketch the shell on the back as a rounded dome
Draw four tube-like arms and legs
Add hands with four fingers each
Add feet with simple rounded shapes
Draw the mask across the eyes
Add large round eyes inside the mask
Sketch the mouth and nose
Draw the belt around the waist
Add the chest plate and straps
Draw the elbow and knee pads
Add the turtle shell pattern on the back
Sketch the weapon or accessory in the hands
Outline the final shapes with darker lines
Erase the extra sketch lines
Add color to the mask, shell, and body
Shade the drawing for depth