 Hopps and <unk> had written and directed the episode " Interactions , " respectively , which featured the introduction of the villain Electro . The crew were very excited about working with Sandman . Victor Cook , supervising producer and story editor of the series , thinks that he was " designed for animation . " Hopps " love [ s ] the ordinary @-@ ness [ sic ] of the motivation for [ him ] " and finds that he is " just basically a crook who suddenly finds himself with super powers . " John DiMaggio provided his voice for the character . 
