1. Toronto Raptors

Bringing back DeRozan ensures they remain contenders atop the Eastern Conference.

2. Boston Celtics

Adding Al Horford puts them one step ahead of the pack.

3. New York Knicks

A lot roster changes, but overall they’re better than last year.

4. Brooklyn Nets

They’re starting over and trying to clear some necessary cap space.

5. Philadelphia 76ers

The youth movement has hit its climax with the addition of Ben Simmons.

Head Coach: Dwane Casey

Key Position: Backcourt

Key Rookies: C Jakob Poeltl

Key Acquisitions: F Jared Sullinger (Boston)

Starting Lineup: G Kyle Lowry, G DeMar DeRozan, F DeMarre Carroll, F Jared Sullinger, C Jonas Valanciunas

Head Coach: Brad Stevens

Key Position: Frontcourt

Key Rookies: F Jaylen Brown

Key Acquisitions: F Al Horford (Atlanta)

Starting Lineup: G Isaiah Thomas, G Avery Bradley, F Jae Crowder, F Al Horford, C Amir Johnson

Head Coach: Jeff Hornacek (Phoenix)

Key Position: Backcourt

Key Rookies: None

Key Acquisitions: G Brandon Jennings (Orlando), G Courtney Lee (Charlotte), C Joakim Noah (Chicago), G Derrick Rose (Chicago)

Starting Lineup: G Derrick Rose, G Courtney Lee, F Carmel Anthony, F Kristaps Porzingis, C Joakim Noah

Head Coach: Kenny Atkinson (Atlanta)

Key Position: Backcourt

Key Rookies: None

Key Acquisitions: F Trevor Booker (Utah), G Randy Foye (Oklahoma City), F Luis Scola (Toronto), G Jeremy Lin (Charlotte)

Starting Lineup: G Jeremy Lin, G Rondae Hollis-Jefferson, F Bojan Bogdanovic, F Luis Scola, C Brook Lopez

Head Coach: Brett Brown

Key Position: Frontcourt

Key Rookies: F Ben Simmons, F Dario Saric, C Joel Embiid

Key Acquisitions: G Jerryd Bayless (Milwaukee), G Gerald Henderson (Portland), G Sergio Rodriguez (Spain)

Starting Lineup: G Sergio Rodriguez, G Nik Stauskas, F Ben Simmons, F Nerlens Noel, C Jahlil Okafor