Dear forum reader,
To actively participate in our forum discussions or to start your own threads, in addition to your game account you need a forum account. You can REGISTER HERE!
Please ensure a translation in to English is provided if your post is not in English and to respect your fellow players when posting.
It seems impossible. I have 9 upgrade kits WITHOUT spending diamonds and 10th will be from league reward.
Correction: I spent 150 diamonds for ultimate coach.