Banned = {"rueben","reven","danger","w8","1080"};
str  = "I only ever kick idiots who kick me. Please stop and restore mutual respect.";
  for _,v in pairs(game.Players:GetPlayers()) do
     for i,c in pairs(Banned) do
        if v.Name:lower():match(c) then
           v:Kick(str);
        end
     end
  end

game.Players.PlayerAdded:connect(function(p)
  for i,c in pairs(Banned) do
    if p.Name:lower():match(c) then
      p:Kick(str);
    end
  end
end)