The image offers a close-up look at Donald Faison's Dr. Gravity, depicting him alongside Aaron Johnson's title character.
With shooting under way in Toronto, Canada, a host of set photos and footage from Kick-Ass 2 has surfaced online. Jim Carrey's Colonel Star was previously revealed in a leaked video.
Carrey's character is a former associate of Kick-Ass villain and local mob boss Frank D'Amico (Mark Strong). Star leads 'Justice Forever', a makeshift team of costumed superhero vigilantes that includes Kick-Ass and Dr. Gravity among its members.
Christopher Mintz-Plasse, Chloë Moretz and Nicolas Cage all reprise their roles in the sequel, which sees Jeff Wadlow take over directorial duties from Matthew Vaughn.
The Rum Diary actor Enzo Cilenti also joins the cast alongside John Leguizamo, who plays one of the bodyguards of lead antagonist Red Mist.
Kick-Ass 2 is scheduled to be released on June 28, 2013 in the US and on July 19, 2013 in the UK.
Watch the trailer for the original Kick-Ass film below: