Ok, here is the link: goo.gl/9t2IW
You MUST be connected to internet when you run the program, otherwise it will not work.
You can't get banned if you use this program.
1.Write your username
2.Write how many gems do you want.
3.Select Xp level and/or Shields.
4.Press Add Gems and wait 4-5 seconds.
Hack any username:
1.Write the username.
2.Wait from 4 seconds to 10 minutes.