Begin with drawing three circles, a small and two medium ones.
Now make the facial enhancements and outline.
Enhance the face with ears, mouth and more.
Now join them all and make the outline for the body.
Make the outline for the legs and the feet.
Join them and make the first pair of legs and feet.
Now make the outline for the other pair of legs and feet and more.
Join the legs and feet.
Make the really long thorns.
Make the further enhancements on the body.
Complete the figure by drawing further details and adding the finishing touch.