Nicktoons mash-up: Invader Zim v Agents of Atlas

Pencil, digitally enhanced and colorized.
I hadn't heard of Invader Zim and Gir before reading the suggestion, but it seemed interesting. Meanwhile I was enjoying the 1950 retro feel of Agents of Atlas, especially Jimmy Woo and M-11. So, I took this suggestion. Robot versus Robot! Having watched some Invader Zim on youtube, I tried to work in some quotes/references for the Zim and Gir admirers...