Giacomo enjoys partying and music, as he also goes by the name DJ Vice and initially refers to the protagonist as a party crasher. Despite his appearance, Giacomo is actually a by-the-books and caring person. His modest and caring nature despite that is what gave him a ton of respect among Team Star as being leader like. He is able to let his own radical personality shine in his actions, and ironically, when he acts rebellious, he seems to win the favor of most of his peers. 