Season 6 Mastery Calculator for League of Legends

Points Available:

Link

The music changes dynamically based on which tree you spend points in.

Functionality as it is on PBE.
Credit to Hudzen for the season 3 version and to DPatti for the original season 2 version.
Season 6 adaptation and sound by Pyro (Lukasz Kaczmarek). Source. All assets (including the sounds) belong to Riot Games.