Rating top NBA draft freshman prospects, from Tier 1 to Tier 5

Which NBA draft prospects have superstar potential? Getty Images, USA TODAY Sports

Is this the greatest college freshman class in the history of the NBA draft? How many potential stars could enter the league in 2017?

Here's our look at top prospects Lonzo Ball, Markelle Fultz, Josh Jackson and more freshmen, based on feedback from NBA scouts and GMs to separate the players into tiers from 1 to 5.