Taking to the social media platform, the former Rocky star shared a couple not-so-easy shoulder workouts in preparation for Creed 2.
You might not be familiar with the machines Stallone's using. It's the paddle/swim ergometer, a great tool if you want to get a killer shoulder, back, and chest workout in.
If you can't find one at your gym, you can try recreating the movement with a resistance band.
It seems Sly has been ramping up his preparations in the gym lately. The star recently impressed followers with a 45kg weighted chin-up. Not bad for his age?