I have certainly not worked so difficult for a function in my entire career

Hollywood star Dwayne Johnson says using DC anti-hero Black Adam in the much-anticipated stand-alone film comes with been the most challenging process in his two-decade-long profession. The professional wrestler-turned-actor, who's currently shooting for 'Black Adam', shared an image of himself in a beefed-up avatar from his work out.

"Big week for #BlackAdam shooting my 'champion' scenes with my clothing off and showing my own body," Johnson wrote together with the image on Instagram Sunday. "Been working difficult dieting, training and conditioning unlike any various other role of my entire profession," he said, adding he's grateful for the "grind and support".

'Black Adam' is a spin-off of Warner Bros and New Collection Cinema's 'Shazam!', featuring Zachary Levi.The type first appeared in DC Comics in the 1940s as a villain corrupted by power. He started to be an anti-hero in the first 2000s.Jaume Collet-Serra, who has directed Johnson found in the upcoming 'Jungle Cruise', is helming 'Black Adam'.Rory Haines and Sohrab Noshirvani wrote the most recent draft of the script, from a earlier draft by Adam Sztykiel.The movie also features Aldis Hodge, Noah Centineo, Quintessa Swindell, and Pierce Brosnan.