Here is the free sketch I did for Zardakk_Bonemaster, on his OC :
https://www.furaffinity.net/view/51918171/
(the link on FA :)
https://www.furaffinity.net/view/55920869/
He told me to make him ruling over a pile of skulls and bones !
And now I'll never do multiple skulls for free, NEVER AGAIN.