"Key Bio and Sigma Energy made this to mark a new era in weapon technology" Zeus' thunder is the last and most powerful double weapons. Each shot is more powerful than a Neutron Rifle, has a higher fire rate than it, and capable of controlling waves, and has the highest speed increase in the game, of 22%. Although a weapon to be feared my shamblers, infectionators, and even other fellow players in multiplayer, it seems like the weapon has no weakness. However, although its the cheapest teir 7 weapons that can be bought with cash, the major downside is that it has a hefty price of 145,000 dollars. Even it's this big price, it is capable of killing powerful zombies, such as the butcher, or destroyers, and even infectionators on the elite.