Many movies made in this period built on Mohanlal's image as an invincible, larger-than-life hero. Notable examples include  Aaram Thamburan ,  Narasimham , Ravanaprabhu  and  Naran . Some of these films faced criticism for their lack of realism and emphasis on Mohanlal.     Priyadarshan 's  Kala Pani  and Lohithadas 's