Mortensen posted the piece to his Instagram on August 9, 2018 with the following description:
The shop will be open for a postsummersale on thuesday. Follow the link in ny bio. #johnkennmortensen #donkenn #stickymonster #monsters #drawing #artwork #bigcartel #creepy #scary
Inspired by a true story, Invincible recounts the last 48 hours in the life of Marc-Antoine Bernier, a 14-year-old boy on a desperate quest for freedom.