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New York Islanders vs Utah Mammoth prediction, odds, win probability, and matchup analysis for December 15, 2026

NHL matchup

New York Islanders at Utah Mammoth

View the PlayerWON Model V2 prediction, fair odds, market comparison, team performance, and recent head-to-head history for December 15, 2026.

December 15, 2026 · 8:00 PM CST
Model V2 pick: Utah Mammoth at 68.2%
Prediction

Model V2 versus market

Compare PlayerWON win probabilities with fair odds and available market data.

New York Islanders logo
Away team

New York Islanders

31.8%
Fair American +214
Fair decimal 3.14
Calculate value
Simulated betting results

Team performance leading into this game

Model V2 · One-unit bets backing each team before Dec 15, 2026.

All Model Picks

Bets
12
Record
7-5
Net units
0.27
ROI
2.3%

Value Picks

Bets
8
Record
5-3
Net units
1.46
ROI
18.3%

Market Favourite

Bets
10
Record
6-4
Net units
0.21
ROI
2.1%

This game and later dates are excluded.

Recent usage

Forward trios & defense pairs

Most-used five-on-five trio and defense pair from each team's last 10 completed regular-season games before Dec 15. Historical usage, not confirmed lines for this matchup.

New York Islanders

10 / 10 games covered · Minimum 5 shared minutes

Defense pair

130:50 together · 10 games

xG share56.0%
Corsi for / against
135 / 93
Fenwick for / against
93 / 69
Corsi share
59.2%
Fenwick share
57.4%
xG for / against
6.37 / 5.00
All observed combinations

Utah Mammoth

10 / 10 games covered · Minimum 5 shared minutes

Forward trio

76:48 together · 8 games

xG share74.0%
Corsi for / against
106 / 64
Fenwick for / against
79 / 44
Corsi share
62.4%
Fenwick share
64.2%
xG for / against
6.35 / 2.23
Defense pair

116:25 together · 10 games

xG share62.4%
Corsi for / against
137 / 105
Fenwick for / against
97 / 73
Corsi share
56.6%
Fenwick share
57.1%
xG for / against
7.21 / 4.35
All observed combinations

Ambiguous events and unreliable intervals are excluded. xG requires complete current scoring for each contributing game. These summaries do not change the model prediction.

Goalie predictions

Expected starters

Estimated starting chances among eligible goalies. These are model predictions, not confirmed starters.

Goalie context

Recent starting goalies

Each team's last recorded starter before this matchup. These are not confirmed or projected starters for this game. Results cover their last 5 appearances before the matchup.

Semyon Varlamov

New York Islanders · Last start: Oct 27

4 / 4 appearances covered

Shots faced
92
Save %
89.1
Goals allowed
10
Close-range shots %
40.2

Karel Vejmelka

Utah Mammoth · Last start: Oct 27

5 / 5 appearances covered

Shots faced
128
Save %
85.9
Goals allowed
18
Close-range shots %
28.1
Pregame context · xG V1

Recent expected goals

Last 10 completed regular-season games before Dec 15, 2026. This game and later dates are excluded.

New York Islanders

xG for / game
2.99
xG against / game
3.38
xG differential / game
-0.39

10 / 10 selected games fully scored. Historical chance quality, not a forecast of this game's goals.

Utah Mammoth

xG for / game
3.66
xG against / game
2.73
xG differential / game
0.94

10 / 10 selected games fully scored. Historical chance quality, not a forecast of this game's goals.

Recent play-by-play

Team tendencies before this game

Last 10 completed regular-season games before Dec 15, 2026. This game and later dates are excluded.

New York Islanders

10 / 10 games covered

Attempts / game
55.7
Corsi share (%)
50.5
Fenwick share (%)
50.3
Faceoff win %
56.2
Penalties / game
4.5

Shots / game: 25.5 · Shooting: 11.0% · Avg distance: 33.4 ft

Utah Mammoth

10 / 10 games covered

Attempts / game
64.9
Corsi share (%)
54.7
Fenwick share (%)
54.7
Faceoff win %
55.1
Penalties / game
4.7

Shots / game: 29.9 · Shooting: 11.7% · Avg distance: 31.3 ft

Team comparison

Season and recent form

Season overview
New York Islanders NYI
Metric
Utah Mammoth UTA
14Points16
0.583Points %0.615
36Goals for47
32Goals against43
4Goal differential4
W1Current streakL1
Road versus home
New York Islanders NYI road
Metric
Utah Mammoth UTA home
6Games6
2Wins4
5Points8
-4Goal differential3
Last 10 games
New York Islanders NYI
Metric
Utah Mammoth UTA
5-3-2Record6-4-0
12Points12
29Goals for35
30Goals against38
-1Goal differential-3
History

Last 10 head-to-head games

New York Islanders NYI 1 wins
2 games reviewed
Utah Mammoth UTA 1 wins
Total goals5 – 9
Goal differential -4 / +4
Goals per game2.5 / 4.5
Shots per game21.5 / 25.0
Date Matchup Score Shots Details
Jan 1, 2026
Utah Mammoth Utah Mammoth at New York Islanders New York Islanders
7 - 2 21 - 22 View
Nov 14, 2025
New York Islanders New York Islanders at Utah Mammoth Utah Mammoth
3 - 2 21 - 29 View
This matchup prediction is generated using playerWON’s Model V2, incorporating team performance, recent form, and home/away effects. View full model performance to compare results across games.