Is Luka Doncic The Best NBA Prospect We Have Seen Since LeBron James? | 2018 #1 Pick. Luka Doncic is the best European prospect I have ever seen. At 18 years old, he is one of the best players for Real Madrid and right now it projected to be the number 1 overall pick in the 2018 draft by draft express. Doncic has the height and shooting touch to be a good nba player but has the best basketball i.q. of an prospect I have seen in my life time.