Originally posted by big bernAs long you're "Available for challenges" in "Your Clan Settings" then your clan leader can give you as manny games he wants. Don't let him.
I have 40 games on my clan settings and they have me down for accepting 150 games? i currently have 64 games to play and it's out of control
Find the option in "My Settings" -> "My Clan Settings" and reset the check in "Available for challenges".
...or consider to leave the clan.