EPM is probably the best publicly available single number advanced stat out right now. https://dunksandthrees.com/epm. Keep in mind it’s early in the season so small sample size and there’s gonna be large variance.
Top 15:
Jokic
Embiid
Shai
Steph
Lebron
Scottie
Haliburton
Mitchell
Holmgren
Fox
Maxey
Tatum
Durant
Doncic
Booker
OKC should trade Giddey because yikes.