Marshmello is one of Gello Boy’s calmer friends, known for his nonchalant demeanor and tendency to appear out of nowhere. His carefree attitude and lack of concern make him the complete opposite of Gello Boy. However, he harbors a hidden side to his personality that only Gello Boy is aware of. Storyteller and wise man of the Mellow ones, he’s always ready to strike up a campfire and tell a tall tale.