These are best individual seasons, not best careers - and the pool consists of players on the all time teams for each franchise. One season per player.
I then decided that each player could only be on East or West, but not both - I then added 5 supplementary names as a practice squad, with the goal of having 1 rep from each team - and I almost made it (Charlotte, man. Charlotte).
C Wilt Chamberlain 1964, Warriors
PF Tim Duncan 2003, Spurs
SF Kevin Durant 2014, Thunder
PG Magic Johnson 1987, Lakers
SG Steph Curry 2015, Warriors
Reserves
C Shaquille O'Neal 2000, Lakers
C Nikola Jokic 2023, Nuggets
C Hakeem Olajuwon 1994, Rockets
F Dirk Nowitzki 2006, Mavs
F Kevin Garnett 2004, Wolves
F Karl Malone 1998, Jazz
G Oscar Robertson 1964, Royals
G Chris Paul 2008, Hornets
G Jerry West 1970, Lakers
G Kobe Bryant 2009, Lakers
Practice Squad
C Marc Gasol 2013, Grizzlies
F Elton Brand 2006, Clips
F Shawn Marion 2006, Suns
G James Harden 2015, Rockets
G Clyde Drexler 1992 Blazers