Invader Zim Pencil Sketch Of Doom Author Augiewan Date Comments: Leave a comment Invader Zim Pencil Sketch Of Doom!Eh? Oh right! It is ZIM! Here’s a horrible pencil sketch of the most beloved little green man to ever try to conquer our little blue planet. I’m posting this one in honor of the upcomin Invader Zim comic book series launching in July from Oni Press. Close-up of Zim’s Horrible Face