Overview

• Flagg’s odds at BetMGM shortened from an opening -400 to -225 after he was selected first overall by the Dallas Mavericks Second overall pick Dylan Harper leads ticket volume with 21.7 percent of bets at +1100 despite strong competition
• Tre Johnson (+700) in Washington and Ace Bailey (+800) with the Utah Jazz have emerged as the next most backed challengers
• Sportsbooks including DraftKings and FanDuel offer prop markets on Flagg’s rookie averages—over/under 16.9 points and 6.1 rebounds per game—and specials on triple-doubles and high-scoring outings
• Longshot prospects like Jeremiah Fears (+3500) and Walter Clayton Jr. (+6600) saw their Rookie of the Year odds adjust lower after top-10 selections