So, the name of my imaginary card game is 'Monster Shuffle' and here is the artwork for what would go on the back of all the cards. I wanted to design something creepy with recognisable imagery and I think this does the job just fine!
I have a redbubble account! Head over to https://www.redbubble.com/people/rcartist/works/26113699-happy-hippie-chameleon-illustration?asc=u to view my products I have for sale featuring past illustrations including this