Mastery Cores

WWE_DAD39

I have no clue how to use my mastery cores. I emailed kabaam and that was not of any help

Angelicsign

Mastery cores are used to unlock some useful mastery, e.g willpower.

http://mcoc-guide.blogspot.com/2017/05/mcoc-mastery-guide.html?m=1

Scroll until - Mastery Cost Chart Update, then you will find the full list on how much mastery cores or carbonadium cores that requires

Hope this helps