Matt Leto (born December 1, 1983), gamertag Zyos, is a former American professional player of the first-person shooter video games Halo: Combat Evolved and Halo 2.
Zyos spent a year in his late teens accumulating video game records, and for a while was the holder of the most records.
After dropping out of DigiPen Institute of Technology, Leto pursued a career in professional gaming.
Leto won the 2003 and 2004 World Cyber Games, and was signed to become a professional game player that same year.
He remained champion until he was defeated in 2005, and was known for his quiet, patient style of play, and his skill in one-on-one matches.
In 2006 he retired from professional gaming.
He is currently working as a real estate agent in Texas.