The much-awaited teaser of Haiwaan, starring Akshay Kumar and Saif Ali Khan, has been unveiled, offering audiences a glimpse into the dark and mysterious world of Priyadarshan's upcoming thriller. Haiwaan teaser out: Priyadarshan-directorial promises an intriguing face-off between Akshay Kumar and Saif Ali Khan Also Read: Haiwaan teaser to release on August 12, makers share new posters featuring Akshay Kumar, Saif Ali Khan