Unfortunately, your proof is not sufficient to take action. The best proof is a video which clearly shows the violation. Quality of the video must allow moderators to easily understand nicknames and ranks of all the players.

They should change the game description free to play to pay 2 play. Every thing now cost some sort of crystal or Dollars. They should at least gives once change name option for free like mmorpg on mobile games even has it xD. guess less people were doing their missions and buying drugs which tanki was looking from new update :P