Caio Zanato
From Halopedia, the Halo wiki
Private Caio Zanato was a UNSC Marine shown in the Believe trailer. His service number is 18221-50020-CZ.
History
Private Zanato's first engagement against the Covenant was the battle for New Mombasa. An extremely capable soldier and recipient of the coveted Basic Training Honor Graduate Ribbon, Zanato was promoted to the rank of Sergeant within his first week of active duty. When asked about his hasty advancement, Zanato replied: "I got the job because I was the only one in my squad still alive."
