There's always stack of sketches and drawings on the corner of my drafting table waiting to be finished. The other day I pulled a drawing out of the stack to finish after I got home from work.
Garthok is a half-orc rogue, member of the Clasp, and aided Vox Machina after the dragon attack in Emon. He appeared in one epsiode of Critical Role and wasn't a major character but I liked the idea of an orc rogue. Here's the small graphite portrait.