Open Extended ReactionsIn terms of Cooper Flagg's chances of winning the Rookie of the Year award, the NBA draft lottery couldn't have gone better. Given those factors, it's no surprise that Flagg is a heavy favorite (-190 odds at ESPN BET) to win Rookie of the Year. With that in mind, let's look at who might be able to challenge Flagg for Rookie of the Year, grouping them by category. Bailey, Johnson and Knueppel joined three of the NBA's worst teams from this past season and should get plenty of minutes right away. Just this past season, 21-year-old Jaylen Wells finished third, while G League call-up Kendrick Nunn was second to Ja Morant in 2019-20.