Best video game music 2015

Whats you favorite VGM from 2015? Let's make sure the staff doesnt miss out on some of the best soundtracks of the year for the forthcomming GOTY discussions.

My picks would be:

Dropsy
Undertale
The Witcher 3
Hotline Miami 2
Her Story
Splatoon

There's already a thread about this duder! http://www.giantbomb.com/forums/general-discussion-30/goty-2015-best-music-1784830/