Marco Diaz is one of the main protagonists of the Disney's television series Star vs. the Forces of Evil. The best friend of the Mewni princess Star Butterfly, Marco initially showed Star the delights and presents of Earth to accommodate her to her new surroundings. He also appeared to be an expert martial artist, able to thwart nefarious forces when threatened, including Ludo and Toffee. Over the course of his original adventure, Marco fell in love with Star, and by the end he became her new boyfriend after confessing his true feelings towards her. He assists Star in her battles against the villains in the events of the second Disney Heroes vs. Villains and Heroes vs. Villains wars.
Disney Heroes vs Villains War-Part Two[]
Heroes vs Villains War-Part Two[]
Meeting Star[]
At Middleton High School, a group of transfer students had been sent to the school after the war had threatened their homes. The new arrivals consisted of the W.I.T.C.H. members (Will Vandom, Irma Lair, Taranee Cook, Cornelia Hale, and Hay Lin), Daniel Fenton and his friends Sam Manson and Tucker Foley, the android girl Jenny and her friend Brad Carbuckle, the Mewman princess Star Butterfly and her companion Marco Diaz, Wendy Corduroy of Gravity Falls, Randy Cunningham, and his friend Howard Weinerman
Vs Peridot[]
Peridot, a Homeworld Gem technician, arrived on Earth in order from her authority but was interrupted by Star and Marco who tried to stop her on her mission mission. Despite having magic and karate on their side, the anthropomorphic gem seems to be more than a match for them.