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THE COURTSIDE DATA DESK / 2026–27

Celtics test new big-man looks and Walsh start in preseason finale

A quick read on what changed — and what it means for the rotation.

Image from the source report · Yahoo Sports

What happened

Boston’s preseason finale against Philadelphia is prompting more lineup experimentation, with reporting that Joe Mazzulla used a new double-big look and has been starting Jordan Walsh in recent games. The Celtics are also previewing the matchup with injury-report and broadcast/ro

Local coverage says the club is still sorting out how Mitchell Robinson and other frontcourt pieces fit into the rotation, while Mazzulla recently took live fan calls on radio and fielded questions about the team. Those discussions underline that Boston is treating the exhibition

LINEUP CONTEXT

This matters because Boston appears to be using the preseason finale to test frontcourt combinations rather than lock in a regular-season rotation. Walsh’s starts and the double-big usage suggest some roles remain open, but the team still has to finalize how those pieces fit.

Automated brief based on the linked report. Lineup context is analysis; official starting-five labels come separately from our game data provider.

NBA-Lineups.com is an independent basketball resource. Game times, scores and starting lineups are updated automatically. News briefs link to their original reporting. Data may be delayed or incomplete.

Sources · Methodology

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