Mersal film is one of the politics good film.mersal film doctor, magic man good acting vijay.AR rahman sir lyrics, blockground music its really excellent.s j surya its good negative acting.director atlee write in story, screenplay, diglogue its wonderfull.film concept vetri a magican a naran doctor who are brothers separated from their post reunite a avenge their parents death.this is the 3rd vijay starrer from which ar rahman composed music.it all so happens to be releasing on both of their carees 25th anniversary