Kartik Aaryan surprised fans and critics alike with his physical transformation in Kabir Khan’s 2024 sports biopic Chandu Champion, where he portrayed India’s first Paralympic gold medallist, Padma Shri Murlikant Petkar. The actor trained rigorously for the role, which required him to convincingly perform as a professional boxer and swimmer. Behind this transformation was fitness coach Rahul Bhatt, son of veteran filmmaker Mahesh Bhatt.