In season 2, Hot Wheels Battle Force 5: Fused, the teen drivers take the fight to the enemy! Armed with their futuristic arsenal on wheels, the Battle Force 5 ride fearlessly into the face of danger protecting Earth from the barbaric predators – the Vandals; the sinister robotic Sark; and the most nefarious threat ever unleashed upon the multiverse, the Red Sentients! Fueled by molten antimatter energy, the new vehicles not only transform into armored battle vehicles, but even cooler… they can combine into bigger, more incredible fusion vehicles!