Backcheck
Recap · UTA at VGK

Mammoth shut out the Golden Knights, 4-0

The Mammoth stole one. They lost the expected-goals battle 3.86–5.13 and won anyway.

By the ModelJul 12, 8:00 AMxG: xgboost-0.758Edited for clarity
Away
UTA
Utah Mammoth
4
Home
VGK
Vegas Golden Knights
0
FINAL
Process vs result

The underlying story

3.86Expected goals5.13
57% share for the better side
18Shot attempts (SOG)28
5High-danger chances9
42Corsi (all attempts)66
Score-adjusted: 32% / 68%
Source · NHL play-by-play · XGBoost xG

The Golden Knights controlled this game on paper and got humiliated on the scoreboard. Vegas held 57% of expected goals and still lost 4-0—a heist by Utah's standards.

K. Vejmelka made this possible. The Utah goaltender stopped 28 of 28 shots, saving 5.13 goals above expected. He was a wall on high-danger chances, turning away all nine attempts cleanly. A. Hill gave up 2.32 goals more than expected for Vegas, and A. Schmid's 14 saves couldn't reverse the damage.

The Golden Knights' problem wasn't effort—they took 61% of shot attempts (28-18) and generated nine high-danger chances to Utah's five. The problem was finishing. Vegas went 0-for-9 on those prime opportunities. That level of offensive impotence rarely happens, and it proved fatal against Vejmelka's perfect game.

Utah's attack was ruthless on the rush, scoring twice on 20 rush chances. C. Keller led with two goals, while B. Hayton added another goal and an assist. M. Sergachev chipped in with an assist.

Vegas crashed the net effectively—they generated four rebound opportunities—but couldn't convert a single one. The scoreline looked lopsided, but it was really the inverse: Utah was opportunistic while Vegas, despite controlling the play, couldn't execute. That's not how the game usually works.

How the game was won

The danger ladder

shotsgoalsexpected
High dangerslot & crease
UTA1 / 5 · 2.35 xG
VGK0 / 9 · 2.15 xG
Medium dangermid-range
UTA3 / 10 · 1.09 xG
VGK0 / 19 · 2.34 xG
Low dangerperimeter & point
UTA0 / 27 · 0.42 xG
VGK0 / 38 · 0.64 xG

VGK went 0-for-19 from medium danger on 2.34 expected goals — 2.3 left on the table.

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

Finishing vs expected

expectedactual
UTA
4 G · 3.86 xG · +0.1
VGK
0 G · 5.13 xG · -5.1
0123456
Goalies · GSAx (goals saved above expected)
K. VejmelkaUTA
+5.1
A. HillVGK
-2.3
A. SchmidVGK
+3.2

UTA finished +0.1 against expected, VGK -5.1 — K. Vejmelka (UTA) saved 5.1 goals above expected.

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

Shot diet

goalsshots
UTA
WRIST3/17
SLAP0/6
SNAP1/5
TIP IN0/1
BACKHAND0/0
DEFLECTED0/0
OTHER0/13
VGK
WRIST0/23
SLAP0/12
SNAP0/8
TIP IN0/6
BACKHAND0/6
DEFLECTED0/1
OTHER0/10
UTA
VGK
Off the rush
2 G on 20 · 1.70 xG
0 G on 27 · 3.29 xG
Off rebounds
1 G on 1 · 0.14 xG
0 G on 4 · 0.70 xG

Wrist shots carried the volume: UTA went 3-for-17, VGK 0-for-23. UTA scored 2 of theirs off the rush.

Source · Backcheck xG model · NHL shot types
Three stars · computed, not voted
C. Keller
#9 · R · UTA
2 G · 0 A · 6 SOG · 14:26 TOI · +2
B. Hayton
#27 · C · UTA
1 G · 1 A · 2 SOG · 14:01 TOI · +2
M. Sergachev
#98 · D · UTA
0 G · 1 A · 0 SOG · 22:44 TOI · +1
Ranked from the box score — points first · Backcheck
What the model flagged
  • UTA stole this one. VGK owned 57% of the xG and lost.
  • K. Vejmelka (UTA) stopped 5.1 goals above expected.
  • A. Hill (VGK) gave up 2.3 goals more than expected — well below their workload.
  • VGK couldn't convert — 0/9 on high-danger chances. That won't happen often.
  • UTA was lethal off the rush — 2 goals on 20 rush chances.
  • VGK created 4 rebound opportunities (0 converted) — crashing the net effectively.
  • VGK underperformed xG by 5.1 — wasted quality chances.
  • K. Vejmelka (UTA) saved 5.1 goals above expected — stole the show.
  • K. Vejmelka was a wall on HD chances — 100% SV on 9 high-danger shots.
  • A. Schmid (VGK) saved 3.9 goals above expected — stole the show.
Before the game — the model's pre-game read
Preview · UTA at VGK · 10:00 PM ET

Mammoth at Golden Knights: a genuine coin flip

By the ModelJul 12, 7:58 AMEdited for clarity
Win probability

The model's lean

53%
VGK
Model favorite
47%
53%
UTA50VGK

VGK by 6 points of win probability — a modest lean. Projected score UTA 2.42.6 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

UTA← edge
edge →VGK
52.0%5v5 xG%54.0%
53.0%Corsi%52.0%
2.64xGF / 602.52
2.39xGA / 602.11
2.26Goals for / gm2.12
1.99Goals against / gm2.10
1.003PDO — luck, not skill0.983

UTA holds 4 of 6 process categories — and PDO (1.003 vs 0.983) says UTA has run hotter.

Source · MoneyPuck season tables · 5v5

The model calls this a true pick'em: projected to 2.4–2.6 goals either way, with Vegas at 54% win probability. Utah has run hot—5-3-2 in the last 10—while Vegas has collapsed to -5 goal differential over the same span.

Vegas leads in expected goals (54.0% xG), meaning they're generating cleaner chances. Utah's edge is possession-based—53.0% Corsi%—which often doesn't translate to goals. Expected goals predict future scoring better than raw shot volume does. Vegas's PDO sits at 0.983, indicating they're running cold and due for positive regression. Utah's 1.003 PDO means they're in line with their underlying talent level.

A. Hill draws the start on a back-to-back—watch for a backup or a tired starter, since goaltending fatigue tilts games more than most stats capture.

Utah's offense hinges on Dylan Guenther, whose 1.02 xG per 60 is elite. His 28 goals, 3 high-danger chances, and 16.8% shooting rate prove he's not riding variance. Daniil But is a riddle: 1.01 xG per 60 with only 2 goals and 5.6% conversion. Vegas counters with Brandon Saad at 3 goals on 4.1% shooting—underperforming—and Tomas Hertl, who has 5 goals and 17 assists on 1 high-danger chance and 0.88 xG per 60. Hertl dominates distribution.

Both teams oddly sit at 0% high-danger goal rate and 0% rebound goal rate. More relevant: Maveric Lamoureux is Utah's defensive weak link; Rasmus Andersson is Vegas's. Whichever team exploits its opponent's back line first likely wins.

Computed danger · scouting

Players to watch

UTA
Dylan Guenther28G 15A
1.02 xG/60 · 3 HD · 16.8% sh
Daniil But2G 2A
1.01 xG/60 · 1 HD · 5.6% 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