What masteries should I look at getting next?

Tlyer102062006

TrubluMate

https://www.mcocguideblog.com/2017/05/mcoc-mastery-guide.html?m=1
I find this site to be the most helpful.

Agent_X_zzz

Despair and deep wounds, willpower.

Woody15

Get rid of the xp mastery. Max out Glass Cannon. Max Recovery if you wanna put a point into Willpower

Here's what I use. And I don't really spend money unless it's Google Rewards

Seraphion

https://forums.playcontestofchampions.com/en/discussion/183191/my-mastery-guide#latest

Long read tho