It will be DLC.

how do you know?

http://brickfanatics.co.uk/london-toy-fair-report/

is there wanna be another DLC

I hope there will be a character DLC along with the exclusive Bilbo. Even if there aren't many extra characters I still want some.

https://www.change.org/p/warner-brothers-lego-release-lego-the-hobbit-the-battle-of-the-five-armies-dlc