There have been various rumors and fan speculations about Karan Arjun 2, but as of now, there is no official confirmation regarding its release. Here is a summary of the key topics:

Karan Arjun 2 Release Date: There is no confirmed release date. Speculations about 2023 or 2024 have surfaced, but nothing official has been announced.
Is Karan Arjun 2 Coming?: There is no official statement confirming a sequel to Karan Arjun.
Karan Arjun 2 Cast: Since the movie has not been confirmed, there is no confirmed cast. However, fans are hoping for the return of Salman Khan and Shah Rukh Khan.
Karan Arjun 2 Wikipedia: There is currently no dedicated Wikipedia page for Karan Arjun 2 due to the lack of official information.
These points remain speculative until any official announcements are made by the filmmakers or production houses.