Frankenstein , whose sense of time is not the same as his comrades , convinces his group to trust Superman .
Comrades join in with a fight against the threat that freed them , an attack by the villains Reactron and Metallo .
Frankenstein , whose sense of time is not the same as his comrades , convinces his group to trust Superman and they join in with a fight against the threat that freed them , an attack by the villains Reactron and Metallo .