The Terminator Trains The Mountain – Arnold Schwarzenegger (78) and Hafþór Björnsson (37) Break the Internet with Powerhouse Workout at Arnold Classic UK Expo
The Arnold Classic UK Expo in Birmingham became the center of attention this week after Arnold Schwarzenegger and Hafþór Júlíus Björnsson were seen training side by side. The moment quickly spread online, with fans reacting to the rare sight of two generations of strength icons sharing the same workout space.
During the session, Schwarzenegger took on a mentor role. People at the event said he guided Björnsson through heavy sets and stayed hands-on throughout. The crowd gathered close as the two pushed through intense training, turning a simple workout into one of the most talked-about moments of the expo.
Björnsson, known to many for his role in Game of Thrones, stayed focused while taking in the advice.
The Terminator and The Mountain training at the Arnold Classic UK Expo 💪 pic.twitter.com/SZf9DE9LKR
— Hafþór J Björnsson (@ThorBjornsson_) March 28, 2026
The appearance comes at a busy time for both men. Schwarzenegger is preparing to return to one of his most famous roles in King Conan. The project will show an older version of the warrior king, and the actor has already started training for the part. He said the film will include all kinds of madness, violence, magic, and creatures.
At the same time, Björnsson is getting ready for a major challenge. He plans to compete at the Enhanced Games in Las Vegas this May. His goal is clear. He wants to break the deadlift world record again by lifting 515 kilograms.
Schwarzenegger is also staying active outside the gym. He recently finished work on a new film titled The Man With the Bag, and there are talks about him returning to the Predator series. Even at 78, he continues to train and share his mindset, often reminding people that strength does not come from winning; your struggles develop your strengths.
The expo itself brought in thousands of fans and featured big names like Jay Cutler and Ronnie Coleman. Still, it was the training session between Schwarzenegger and Björnsson that defined the event and drew the most attention.
This moment worked because it felt real. It was not staged. It showed respect between two athletes from different eras. It also proved that age and time do not limit influence in this space. The bigger question now is whether Schwarzenegger can deliver in King Conan and if Björnsson can actually break that record. What do you think? Will Arnold pull off his return, and can Thor hit that 515 kg lift? Share your thoughts in the comments.
