2 things.
When is the tournament and what times? GMT +1?
and
-Hacking , forcespking / lagging will disqualify your clan.
First give the user a warning and let him try to fix it. If that's not working let a sub play instead of him. That's what subs are for.
and this :
-In teamdeathmatch 10 Rounds , first to get 6 wins.
Why 10 rounds. 20 rounds is better.