“Bear in mind, there isn’t any padding within the swimsuit; that is his physique, and that physique we needed to maintain the complete movie,” he says. “DJ needed to decide to being as uncomfortable as potential whereas nonetheless delivering an unbelievable efficiency.”

Rienzi’s most up-to-date video focuses on the workouts they used to make sure that Johnson’s chest stayed adequately and persistently enormous throughout filming, as his shirtless scenes within the film have been filmed a number of weeks aside. “A lot of the work I do with DJ is distant,” he says, “however when he has a shirtless scene I am on set the complete day, as a result of the physique fluctuates from hour to hour and meal to meal, and it is essential for me to be monitoring that main as much as the shirtless scenes.”

Eating regimen was one other massively vital a part of the “villain mode” preparation routine: whereas Johnson often stays strict together with his meals all through the week after which goes all-out on cheat day, Rienzi needed to scale these indulgences all the way in which again. “At this level within the course of there aren’t any cheat meals,” he says. “We wish to maintain the sodium consumption restricted in order that he would not retain any extra water.”

The Rock’s Black Adam chest exercise:

• 4 x 12 seated cable flys (4 x 3-second negatives, 4 x 3-second static holds, 4 x common reps)
• 4 x 20 flat dumbbell bench press
• 4 x 12 incline Smith machine bench press (with 2-second holds at backside)
• 3 x tri-sets: 8 x flat dumbbell flys, 8 dumbbell bench press, dips to failure

“This exercise is designed to construct that balanced, well-developed superhero chest,” Rienzi explains. “My favourite half is how the tri-set finisher takes the pump to a complete new stage.”