Akshay Oberoi described his combat training for the upcoming film 'Toxic: A Fairy Tale for Grown-Ups' as one of the most demanding and exhilarating experiences of his career. He underwent rigorous physical preparation for weeks, focusing on endurance, timing, and mind-body synchronization for the film's unique action sequences. Oberoi noted that the action in 'Toxic' is on a different scale than his previous work, requiring adaptation to a specific movement style and rules designed by the director and action team.