HockeyAlpha
Regular season

John Marino

Utah Mammoth · D · #6
Third-pair DDepth Defenseman?36 points and 68 blocks in 80 games in a supporting role
HT
6'1"
WT
200 lb
Age
29
Shoots
R
From
North Easton, USA
Draft
2015 EDM · R6 #154
64Alpha?

Alpha sub-scores

what drives the rating · percentile vs position group
Scoring?
5353pctl
Playmaking?
4949pctl
Transition?
4343pctl
Defense?
2525pctl

League profile

vs. defensemen with 20+ GP
Points / GP?
0.4579pctl
Goals / GP?
0.0547pctl
Assists / GP?
0.4085pctl
Shots / GP?
0.715pctl
Plus/Minus?
+4299pctl
PP Points?
027pctl

HockeyAlpha advanced

event-derived proxies · 1,312 games analyzed
xG Share?
2.1%20pctl
ZEIS?
1.1025pctl
PSPL?
0.0310pctl
Def Suppression?
0.1113pctl

Defenseman toolkit

vs. defensemen with 20+ GP
Blocks / GP?
0.8512pctl
Blocks / 60?
2.524pctl
Hits / 60?
1.015pctl
Take : Give?
0.2649pctl
PP TOI / GP?
0:0540pctl
PK TOI / GP?
1:3958pctl

On-ice impact

shift charts × our xG model · 46 GP tracked · 15h TOI

Usage profile

assignment difficulty · higher fill = tougher job
Competition faced?
17.6 min62pctl
Support received?
16.8 min67pctl

Micro-metrics

Structural Metric Model · sequences, geometry & leverage from every shot

2025-26 regular season · Percentile beams: fill = league percentile, tick = league median · hockeyalpha.com

The Blueprint

Structural Event Engine · percentile vs defensemen · center = median · 1478 EV min

Derived from event sequences in public play-by-play data - the ? on each metric explains exactly how it's computed. · hockeyalpha.com

Contract & market

Contract value?

beta · cap data: CapWages

$4.40M

cap hit

$3.09M

Alpha-market value

overpaidmarketsurplus

D

Paying a premium ($1.3M)

Top comparables?

nearest profiles at the same role · match = statistical fit
PlayerAlphaCap hitValueMatch
John Marino64$4.40MD$1.3Mthis player
Troy Stecher62$0.79MB+$1.8M89%
Nate Schmidt63--89%
Samuel Girard63$5.00MD$2.2M86%
Joel Edmundson64$3.85MD$0.8M85%

Chemistry

Top connection: Nick Schmaltz · 6 goals together

Recent form · last 10 games

5 pts · 0 G · 5 A · 5 shots in last 10Steady(+0.2 P/GP vs prior 5)

vs LAK

1P

0G 1A

vs EDM

0P

0G 0A

vs WSH

0P

0G 0A

@ LAK

1P

0G 1A

@ SEA

0P

0G 0A

@ VAN

1P

0G 1A

vs EDM

1P

0G 1A

vs NSH

0P

0G 0A

vs WPG

0P

0G 0A

vs STL

1P

0G 1A

Tile tint = points that night · underline = shot volume (full bar = 8+ shots) · oldest on the left

The Territory

attacking → · every recorded touch, normalized to one end

attacking →← defending
Goal On goal Missed/blocked▲ takeaway▽ giveaway■ hit+ block◯ faceoff dot (size = wins)260 events shown

The office: the perimeter - 3 of 4 goals live there

Playmaking gravity: 17 touches that produced a teammate shot within 3s

Defensive floor: 68 blocks · 13 steals inside the d-zone

NHL career · regular season

SeasonTeamGPGAP+/−
2019-20Pittsburgh Penguins566202617
2020-21Pittsburgh Penguins52310135
2021-22Pittsburgh Penguins81124251
2022-23New Jersey Devils644141821
2023-24New Jersey Devils7542125-6
2024-25Utah Hockey Club35113141
2025-26Utah Mammoth804323642
Career4 teams4432313415781