When questioned by an officer about his eligibility, he recounts his remarkable journey: Murlikant grows up in a small village called Peth Islampur in Maharashtra.

At a young age, he develops the ambition to win an Olympic gold medal for India, for which he is mocked and made fun of by his classmates and also scolded by his father.

He is selected to represent India in boxing at the International Services Sports Meet 1964 in Tokyo, where he does well, but loses in the final round because he is distracted and not focused enough.

He is admitted to an infirmary for the war wounded, where, depressed at his condition and that he can never win an Olympic Gold, he has given up on life and attempts suicide.

[8] It is narrated at the end that the inspiring story of Murlikant Petkar is a fruitful and befitting reply to all ups and down in life, crossing all obstacles, each and every mocking and every fun made of, with the dialogue by Murli, Ae, hasta kaiko hai?

[10] The film was officially announced with a motion poster on 4 July 2023 by Sajid Nadiadwala, to be directed by Kabir Khan and starring Kartik Aaryan.

[13] Aaryan underwent a significant physical change for the role, reducing his body fat percentage from a remarkable 39% to a slender 7% over a span of only 14 months.

[30] A critic for Bollywood Hungama rated the film 4 stars out of 5 and wrote, "Chandu Champion rests on Kartik Aaryan's powerful performance and some strong moments.

"[31] Nishad Thaivalappil of News18 rated the film 4 stars out of 5 and wrote "Overall, Chandu Champion, skilfully directed by Kabir Khan, proves irresistible with its powerful feel-good story.

"[32] Vinamra Mathur of Firstpost rated the film 3.5 stars out of 5 and wrote "Kartik Aaryan delivers an earnest performance in Murlikant Petkar's inspiring story.

"[34] Sukanya Verma of Rediff rated 2.5/5 stars and notes "Chandu Champion is Kartik Aaryan's most ambitious work so far and the actor's muscular gusto is undeniable.