Based on 
A pitbull is a fighting dog developed in 19th century from bulldog and terrier ancestry for hunting. It used for capturing and restraining feral livestock
These dogs look fierce but they are affectionate creatures. I'm not sure I would love to have this type at home. I proud prefer hairy and cool dogs.
The drawing was done with a blue ballpoint pen on a cardboard paper using scribble style. You can see my steps below:
Thank you.
