About Obby Pump Up Your Muscles! — Gameplay & Story
Strengthen your character and gain authority among prisoners in the harsh sports simulator Obby Pump Up Your Muscles!. You will have to regularly build muscle mass on the available exercise equipment in order to clearly prove your complete superiority in the prison yard. Actively use sports equipment on the screen in Obby Pump Up Your Muscles! to quickly improve your physical performance, dominate your opponents and gain game points. Bonuses are given for constant approaches, development of endurance and demonstration of brute strength behind bars. Good endurance will help you endure heavy loads during training. Iron discipline will allow you to effectively upgrade your character for leadership. Demonstrate perseverance at every stage, turning the hero into a real titan. Become the strongest and most respected fighter in the world Obby Pump Up Your Muscles!.
Platform
Browser Desktop, Mobile and Tablet
Release
09 june 2026
Last Update
09 june 2026