Charles Bukowski - American author
If you ever feel like you need something unrelated to Martinizing to stir up your ire, then consider the art of Rob Liefeld, perhaps the worst comic artist of all time. He became vastly rich and influential despite being unable to master even the most basic of elementary style and anatomy.
If you've never laughed through gritted teeth, prepare to experience a new sensation:
http://www.progressiveboink.com/2012/4/21/2960508/worst-rob-liefeld-drawings
and a follow-up 40 worst drawings:
http://www.progressiveboink.com/2012/6/14/3084348/the-second-40-worst-rob-liefeld-drawings
If you've never laughed through gritted teeth, prepare to experience a new sensation:
http://www.progressiveboink.com/2012/4/21/2960508/worst-rob-liefeld-drawings
and a follow-up 40 worst drawings:
http://www.progressiveboink.com/2012/6/14/3084348/the-second-40-worst-rob-liefeld-drawings