Backcheck
Recap · BOS at VGK

Golden Knights run the Bruins off the ice on the underlying numbers

The Golden Knights earned it — the game and the expected-goals battle both.

By the ModelJun 16, 2:56 PMxG: xgboost-0.758Edited for clarity
Away
BOS
Boston Bruins
5
Home
VGK
Vegas Golden Knights
6
FINAL
Process vs result

The underlying story

2.84Expected goals5.89
68% share for the better side
24Shot attempts (SOG)37
5High-danger chances12
65Corsi (all attempts)75
Score-adjusted: 49% / 51%
Source · NHL play-by-play · XGBoost xG

The Bruins absorbed a convincing defeat despite scoring five goals. Boston overperformed their expected goals by 2.16—the only thing that kept them in a 5–6 loss to Vegas. VGK controlled the underlying play so thoroughly that Vegas' one-goal margin understates their dominance.

VGK won the underlying metrics decisively. They commanded 68% of 5v5 expected goals (5.89–2.84), held 61% of shot attempts (37–24), and created far more dangerous chances (12 high-danger chances to Boston's 5). More pointedly: VGK generated 0.079 expected goals per shot; Boston managed 0.044. Vegas was lethal where it mattered.

Boston's overperformance reveals the gap between execution and opportunity. The Bruins scored twice from low-danger areas—shots that required exceptional finishes or, more likely, fortune. Vegas, conversely, converted their advantages. VGK was lethal in transition, scoring three goals from 33 rush chances, and crashed the net effectively, creating six rebound opportunities and converting three. That's process translating into results.

The turning point came early: Michael Eyssimont's wrist shot from the top of the circles (P3, 05:12) set the tone for Vegas' net-front assault.

VGK's power play was equally dominant, recording two goals on 17 shots (2.62 expected goals). A. Schmid, Vegas' goalie, finished with 19 saves on 24 shots (0.792 SV%), conceding 2.16 goals more than expected—a reflection of Boston's fortune more than Schmid's performance. J. Swayman (Boston) made 31 saves on 37 shots (0.838 SV%), exemplifying the Bruins' reliance on goaltending to stay competitive.

Vegas ran Boston off the ice. The final score flattered Boston's play.

How the game was won

The danger ladder

shotsgoalsexpected
High dangerslot & crease
BOS1 / 5 · 1.08 xG
VGK2 / 12 · 3.04 xG
Medium dangermid-range
BOS2 / 12 · 1.17 xG
VGK3 / 18 · 2.20 xG
Low dangerperimeter & point
BOS2 / 48 · 0.59 xG
VGK1 / 45 · 0.64 xG

BOS went 2-for-48 from low danger on 0.59 expected goals — 1.4 above expected.

Source · Backcheck xG model · NHL play-by-play
The luck layer

Finishing vs expected

expectedactual
BOS
5 G · 2.84 xG · +2.2
VGK
6 G · 5.89 xG · +0.1
01234567
Goalies · GSAx (goals saved above expected)
J. SwaymanBOS
-0.1
A. SchmidVGK
-2.2

BOS finished +2.2 against expected, VGK +0.1 — A. Schmid (VGK) allowed 2.2 more goals than expected.

Source · Backcheck xG model
What they shot — and what went in

Shot diet

goalsshots
BOS
WRIST4/24
SNAP1/7
SLAP0/4
TIP IN0/5
BACKHAND0/0
DEFLECTED0/0
BAT0/1
OTHER0/24
VGK
WRIST3/28
SNAP1/12
SLAP0/5
TIP IN0/2
BACKHAND1/3
DEFLECTED1/2
BAT0/0
OTHER0/23
BOS
VGK
Off the rush
1 G on 25 · 1.96 xG
3 G on 33 · 4.25 xG
Off rebounds
1 G on 2 · 0.26 xG
3 G on 6 · 0.92 xG

Wrist shots carried the volume: BOS went 4-for-24, VGK 3-for-28. VGK scored 3 of theirs off the rush.

Source · Backcheck xG model · NHL shot types
Three stars · computed, not voted
M. Stone
#61 · R ·
0 G · 3 A · 6 SOG · 22:30 TOI · +1
J. Eichel
#9 · C ·
1 G · 1 A · 9 SOG · 24:11 TOI
M. Marner
#93 · R ·
0 G · 2 A · 0 SOG · 21:07 TOI · +1
Ranked from the box score — points first · Backcheck
What the model flagged
  • A. Schmid (VGK) gave up 2.2 goals more than expected — well below their workload.
  • Open game — 17 high-danger chances combined (VGK 12, BOS 5).
  • VGK generated far more dangerous chances — 0.079 xG/shot vs 0.044. Quality over quantity.
  • BOS scored 2 goals from low-danger spots — the opposing goalie needs to have those.
  • VGK was lethal off the rush — 3 goals on 33 rush chances.
  • VGK created 6 rebound opportunities (3 converted) — crashing the net effectively.
  • BOS outperformed their expected goals by 2.2 — elite finishing or lucky bounces.
  • VGK power play was dominant — 2 PPG on 17 PP shots (2.62 xG).
Before the game — the model's pre-game read
Preview · BOS at VGK · 10:00 PM ET

The Golden Knights are the model's lean over the Bruins — and regression is coming

By the ModelJun 16, 2:54 PMEdited for clarity
Win probability

The model's lean

58%
VGK
Model favorite
42%
58%
BOS50VGK

VGK by 16 points of win probability — a clear lean. Projected score BOS 2.32.7 VGK; 18% chance it's tied after 60.

Source · Backcheck Poisson projection · season scoring rates
Season profile · edge from the spine

Tale of the tape

BOS← edge
edge →VGK
47.0%5v5 xG%54.0%
49.0%Corsi%52.0%
2.39xGF / 602.52
2.67xGA / 602.11
2.22Goals for / gm2.12
1.82Goals against / gm2.10
1.023PDO — luck, not skill0.983

VGK holds 4 of 6 process categories — and PDO (1.023 vs 0.983) says BOS has run hotter.

Source · MoneyPuck season tables · 5v5

The model favors Vegas at 58% win probability with a projected 2.2 to 2.7 goal range, but the underlying architecture that generates that lean is fragile.

Vegas controls play convincingly. They generate 54.0% of expected goals at 5v5 and 52.0% of shot attempts; Boston can only muster 47.0% xG and 49.0% Corsi. That territorial advantage is real and should show up in enough possession sequences to tilt the game. Yet Vegas's 0.983 PDO is running cold—they're converting less than luck predicts, which means positive regression looms. Boston's inverse problem: a 1.023 PDO is unsustainably high. They're finishing chances at an inflated rate. When that comes back to earth, as it must, Vegas's underlying dominance finally matters.

Rest tilts toward Boston. Vegas skates on one day's rest while Boston enters on three days—a two-day advantage that compounds over sixty minutes, particularly in the final frame when fatigue compounds small edges into separation.

Goaltending is the wildcard. A. Schmid faces a back-to-back assignment; expect either a tired starter or a backup entrance, either of which opens lanes that Vegas's shot generation can exploit.

Three Stars

  • Viktor Arvidsson (Boston) carries the heaviest offensive load. At 1.04 expected goals per 60 with 18 goals and 24 assists, he's generating and finishing at a rate that forces Vegas to collapse his space. His 13.0% shooting percentage on 2 high-danger goals signals consistency, not luck.
  • Brandon Saad (Vegas) is under-producing relative to his 0.91 xG/60. With 3 goals and 6 assists at a 4.1% shooting percentage, he's the reverse of Arvidsson: creating chances that haven't converted. The regression ladder points up, and if Vegas needs a spark, Saad's underlying metrics signal he's due.
  • Tomas Hertl (Vegas) at 0.88 xG/60 with 5 goals and 17 assists anchors Vegas's playmaking. Mark Kastelic (Boston) mirrors him at 0.89 xG/60, though his 12.0% shooting is pulling production forward in a way that won't hold—three high-danger goals on limited volume is the kind of hot streak Vegas's structural edge should cool.
Computed danger · scouting

Players to watch

BOS
Viktor Arvidsson18G 24A
1.04 xG/60 · 2 HD · 13.0% sh
Mark Kastelic10G 7A
0.89 xG/60 · 3 HD · 12.0% sh
VGK
Brandon Saad3G 6A
0.91 xG/60 · 1 HD · 4.1% sh
Tomas Hertl5G 17A
0.88 xG/60 · 1 HD · 4.3% sh
Source · MoneyPuck skaters