alleygorithm
player impact + groups
PlayoffsPlayersTeamsGroupsGames
alleygorithm
player impact and winning groups

Player, pair, and lineup impact measured from every NBA possession.

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WPA-powered analytics from play-by-play data
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Back to Round 1
BOS logo
BOS
vs
PHI logo
PHI
2-1
BOS leads · 3 games
Game 1 · 2026-04-19Game 2 · 2026-04-22Game 3 · 2026-04-25

Lineup dependency · series WP change by starters on court

Aggregated across all 3 games. Starter 5 = most-played 5-man unit for each team across the series.

BOS logo
BOS574 poss
All 5 starters
101p
+23.1%
4 of 5 starters
131p
-52.1%
3 of 5 starters
168p
+99.7%
Bench-heavy (≤2 starters)
174p
-34.2%
PHI logo
PHI574 poss
All 5 starters
149p
-66.9%
4 of 5 starters
182p
-23.6%
3 of 5 starters
129p
+9.4%
Bench-heavy (≤2 starters)
114p
+44.6%
BOS logo
BOS · series WPA leaders

Bar length = season role profile (wins added per role). The big number is this player's series WPA.

BOS logo
Jaylen Brown
439p+15.1%
Scoring 8%
Playmaking 71%
Rebounding 3%
Defense 18%
BOS logo
Jayson Tatum
451p+12.1%
BOS logo
Jordan Walsh
148p+6.1%
BOS logo
Payton Pritchard
377p+5.3%
BOS logo
Luka Garza
80p+1.7%
PHI logo
PHI · series WPA leaders

Bar length = season role profile (wins added per role). The big number is this player's series WPA.

PHI logo
Adem Bona
230p+12.4%
PHI logo
Dominick Barlow
93p+5.5%
PHI logo
Justin Edwards
203p+4.5%
PHI logo
Quentin Grimes
238p+3.3%
PHI logo
Trendon Watford
31p+0.0%

Top pairs · series net WP swing

BOS logo
Jaylen Brown + Jayson Tatum354p
+9.9%
BOS logo
Jaylen Brown + Payton Pritchard252p
+6.5%
BOS logo
Jaylen Brown + Nikola Vučević226p
+5.4%
BOS logo
Jayson Tatum + Nikola Vučević228p
+5.1%
PHI logo
Quentin Grimes + Adem Bona72p
+5.1%

Top 5-man units · series net WP swing

BOS logo
Jaylen Brown · Jayson Tatum · Derrick White · Payton Pritchard · Nikola Vučević
87 poss
+75.0%
BOS logo
Jaylen Brown · Jayson Tatum · Derrick White · Neemias Queta · Sam Hauser
101 poss
+23.1%
PHI logo
Quentin Grimes · Tyrese Maxey · Adem Bona · Justin Edwards · Paul George
15 poss
+18.7%

Playoff role shift · top series players vs regular season

For each team's top series performer, the change in role shape playoffs vs full regular season — where the playoffs forced new responsibilities.

Jaylen Brown439p in series
Series WPA / 100+0.03
Adem Bona230p in series
Series WPA / 100+0.05