India, July 22 -- Fire and Ash' will hit theatres on December 19, and the trailer to James Cameron's next installment in the alien world was shown to the press at Disney's Los Angeles and New York offices on Monday, the New York Post reported, adding that it teased a new villain - Varang.

Voiced by Oona Chaplin of 'Game of Thrones' fame, Varang was reportedly shown in a spiky red-and-black headdress.

She is believed to be the leader of the Mangkwan Clan, also known as Ash People. This is a race of Na'vi that live high up in the mountains, around volcanoes.

The publication reported that the trailer shows Varang walking through a hot, gray landscape that is lit by magma, and seems to wield a flamethrower.

She can be seen appearing to ho...