click and then upogradees and you want to and it will win becauawe when wyyou click it damaege and i think ia a when upgraade towere it m,ake damage go hiier, and it will amakle you win beccuae becausef yopu have more damagee and kill the stifi stuff quicker =becauasde youeu damage high, but and also makee sure youe upgade spepec spepe speed becuaase moroe more damage fast and better