Flowers, 28, joins the XFL after playing in the Fan Controlled Football in 2021.
He played for the Tampa Bay Vipers in the 2020 version of the XFL, where he was 8-of-15 passing for 106 yards, while rushing for 4.9 yards per carry with a touchdown.
Flowers was a three-year starter at the University of South Florida, where he owns 42 career, season or single-game records. He passed for 8,124 yards and 71 touchdowns in his career with the Bulls.
He holds the USF and American Athletic Conference records for career total offense (11,802 yards). Flowers was just the fourth player in FBS history to post 8,000 passing and 3,500 rushing yards in a collegiate career. Flowers was the AAC Offensive Player of the Year and earned First Team All-AAC honors in 2016. He was a Second Team All-AAC performer in 2017.
Flowers is a native of Miami and a graduate of Jackson High School.