It goes as follows:

1s: James, Durant, Leonard, Antetokounmpo, Harden, Curry

2s: Davis, Doncic, Embiid, George, Lillard, Irving, Jokic, Westbrook, Butler, Tatum, Siakam. https://twitter.com/mattbrooksnba/status/1247646273110499328

Elite 3s
(The guys that can be 2s but need a really good three and/or top-3 1).

Towns, Beal, Simmons, Paul, Middleton, Thompson, Walker, Mitchell, McCollum.

———
Either young/unproven or just missed:

Ingram, Williamson, Porzingis, Lowry, Russell, Young, DeRozan, Morant