OAKLAND, Calif. — The Celtics have been toeing the line of mediocrity all season, with their longest winning streak just three games despite several offseason moves and moderately good health.

Boston enters Saturday’s game against the surprising Golden State Warriors at Oracle Arena a team in transition, soundly whipped by the blazing-hot Los Angeles Clippers by 29 points Thursday night, a loss that resembled the pre-Big Three days for coach Doc Rivers.