Oklahoma City posted a 59.8% true shooting line against the Lakers' 49.6% — a 10.2-point efficiency chasm. Chet Holmgren liquidated the matchup with 24 points, 12 rebounds, and 3 blocks on 9/17 from the floor (2/2 from three), finishing +10 with a 137.6 offensive rating and 86.1 defensive rating. Shai Gilgeous-Alexander added 18 points and 6 assists on 8/15 from the field. Off the bench, Ajay Mitchell scored 18 on 7/16 with a +14 swing, Jared McCain added 12 on 4/5 from three, and Isaiah Hartenstein went 3/3 with 9 rebounds.
Los Angeles' shot profile collapsed. Both teams attempted 30 threes — OKC made 13 (43.3%) to LA's 10 (33.3%). Austin Reaves shot 3/16 (18.8%) for 8 points on a 23.7% true shooting line and a -10. LeBron James posted 27 points on 12/17 (70.6%) with 6 assists, but finished -6. Rui Hachimura scored 18 on 53.8% but went -21. Oklahoma City won second-chance points 21 to 11, fast break points 16 to 11, and biggest lead 21 to 7.
What changed
The Lakers' depth. Bench scoring 15 to Oklahoma City's 34 — a +19 gap that mirrored the season-long depth disparity. Marcus Smart shot 4/15 for 12 points, Jaxson Hayes went 1/3 with 3 turnovers in limited minutes, and Jarred Vanderbilt sustained a finger injury that compounded a roster already without Luka Dončić (grade 2 hamstring strain). With the starters' shot profile already broken, the bench could not reset the rotation.
Oklahoma City's home efficiency math. The 21-point biggest lead and 13/30 three-point line match the regular-season profile that produced the league's best net rating. Holmgren's 86.1 defensive rating anchored a defense that held the Lakers to 41.2% from the floor. The Thunder closed without Jalen Williams (grade 1 hamstring strain) and still controlled all four quarters. Standings shift: Thunder lead Western Conference Semifinals 1-0. Bravsen model — OKC series win probability 84% post-Game-1, up from 72% pre-tip (+12 swing). Probability basis: bench scoring gap, three-point profile differential, Holmgren defensive impact, Reaves shot collapse, Vanderbilt finger injury, LeBron usage limit on second-leg sequence. Next Trigger: Game 2, Thu May 7, 9:30 PM ET, Paycom Center. If LA's three-point percentage stays under 35% with Reaves below 25% from the field, the series compresses to a Saturday Game 3 at Crypto.com Arena down 0-2.