Here is my 3D take the “Fat Baby Boto” concept done by Fred Rambaud
https://www.artstation.com/artwork/4bGQ28
I really liked overall colors and the tatoo 
I tried to keep it really simple, no massive texture work, just an emphasis on the tatoo and general proportions.
C&C is welcome, hope you like it 
You can also check my other projects on my artstation
Posing
Tatoo close up :
A little gif compiling some wips
Zbrush renders, with and without metal parts and clothing :
