Heretic Trainer: The Gym Is My Cultivation Method

Garion was once a famous fitness influencer and a body scientist, and now, he was reincarnated in this mana cultivation world.Just like other novel MCs, he also got his own system, [God Gym].The system was simple. Every person who trained in his gym would give him power. The more people trained, the stronger he became.Many cultivators called him a heretic just because of the weird workouts he did, but he didn't even care.Because, once his gym members started crushing those arrogant sects... nobody would be laughing anymore. — Description from novelcodex.org