Conversation so far:
What was Mohanlal's famous stage performances?
In 2001, he debuted in professional drama playing Karna in Karnabharam, a Sanskrit-language play directed by Kavalam Narayana Panicker.
What was Mohanlal's next stage performance after Karnabharam?
Kadhayattam was a presentation enacted by Mohanlal, performing ten classic characters and situations from Malayalam literature.

Question: what was his best performance?
Self-contained rewrite: What was Mohanlal's best acting performance?