Thanks for your support, @Dusty @Bolter !
The same allegations were made against some other players, and the matter was referred to the Police. It's the only way to deal with people like that.
Then this is your starting point:-
https://www.facebook.com/groups/101889846538193
But I see you have already posted up on there. You're Thomas, right?
That page is the probably the best place for Uni paintball advice. You will get much quicker responses and good advice.
A couple of words...