ट्रिविया

However, the project was seemingly postponed indefinitely until March 2016, where the film was re-announced at the 2016 Hong Kong Filmart. While Yau remained as the film's director, Andy Lau was announced to produce and star in the new film, with no mention of previous reported cast members. With a new budget of US$23 million.

The project was first announced in September 2014, with Herman Yau and Wai Keung Lau attached as director and producer respectively, and was set to star Nicholas Tse, Nick Cheung and Julian Cheung, with Tse portraying the main villain. The film was also set to begin production in November of the same year under a budget of HK$90 million.