I'm also not a thief.
These are examples of artwork that I colored, that I traced, that I didn't take credit for and denied contributing any artwork to:
Example #1 and
I didn't know who the original artists were, so I ended up leaving their names out. But I never took credit for their artwork. Although I can't find upload dates anywhere, you can ask the forum board how long ago I uploaded those pictures. FWI, you'll need to sign in / sign up, in order to view the pictures in full, but not in the gallery overview.
Although I don't take criticism very well, I can take it, exampled here:
I know that I've had outbursts in the past and acted immaturely, but I'm no thief. I'd never steal or trace someone else's artwork or rotoscope porn.