Draw a large oval for the head
Add a smaller rounded shape for the body
Sketch the arms and legs with simple tube shapes
Draw the hands and feet with rounded fingers and toes
Add the turtle shell on the back with a curved dome shape
Draw the chest plate with segmented lines
Add the mask across the eyes
Draw the eye openings and pupils
Sketch the mouth and nose
Add the belt around the waist
Draw the knee pads and elbow pads
Add the shell pattern lines on the shell
Draw the weapon or accessory in the hands
Outline the final shapes with clean lines
Erase the extra sketch lines
Color the skin green, shell brown, and mask in the character’s color