Quote Originally Posted by Toxcatl View Post
Level up only Defence drills until you have GK Training level 4 (world class, golden globe). It is faaaaar more important than any other drill, because it can virtually boost them up to this level. Not quite, but close.
I was going up what I thought was better! But I will follow your advice Pavel. I'm already 60

Up 7 levels in 3 days xD!