Player Dossier

2024-2025

New Mexico

Brett Karhu

DE • 6'0" • 226 lbs • Frisco, TX, USA

Ball-hunting defenderSplash play profile

Brett Karhu shows a ball-hunting defender profile with 31.3 disruption score.

Usage / Role

3%

Rotational defensive role

lowfeatured

Impact Production

16

Developing production for an edge defender

lowelite

Reliability

7

Sporadic game-to-game production

lowhigh

Star Power

22

Limited ceiling signals so far

limitedstar

Career Arc

Value trend by season

Best season by Season Value: 2025 Postseason · New Mexico

242525

Snapshot

Career Teams
2
Unique Seasons
2
Program Path
Memphis • New Mexico
Peak Game
Peak game by takeover score: Nevada

Player Story

Brett Karhu built his college career from 2024 through 2025 as a defensive end from Frisco, TX wearing No. 45, spending time with Memphis and New Mexico. The clearest part of Brett Karhu's career was his defensive...

Read the story

Brett Karhu, DE. Best season Best season by Season Value: 2025 Postseason · New Mexico. Brett Karhu shows a ball-hunting defender profile with 31.3 disruption score.

Stat Footprint

Career production snapshot

Tackles
30
TFL
11
Sacks
7.5
QB hurries
6
Passes defended
2

Quick Answers

Brett Karhu quick answers

Latest team and position
New Mexico · DE
Career Tackles
30
Tracked sample
2 unique seasons · 3 entries · 14 games
Best season
2025 Postseason · New Mexico
Top game
Nevada
Latest roster
No. 45 · Senior
2025 Tackles rank
29 tackles · DE 65th (top 23%) · Mountain West 115th (top 22%) · National 1,425th (top 23%)

Season Ledger

Crawlable season-by-season stats

SeasonTeamGamesTacklesTFLSacksQB HurPDTDOverall
2024 Regular SeasonMemphis21-01-018.9
2025 PostseasonNew Mexico1230.50.5-1075.6
2025 Regular SeasonNew Mexico122610.5751075.6

Related Context

Brett Karhu played DE for Memphis and New Mexico. Across 2 tracked seasons, Brett Karhu recorded 30 tackles. His top tracked season came in 2025 with New Mexico.

Player insights

Lead takeaway

Best season by value score: 2025 Postseason

New Mexico paired 25.5 primary output with 31.3 efficiency.

Supporting note

2024 Regular Season role shape

impact-led usage with 7.1 efficiency.

Supporting note

Career value stayed steady

2025 Regular Season tracked close to the prior stop by season value score.

Supporting note

Multi-stop career journey

Production spans 2 team stops, with role shifts visible across Memphis, New Mexico.

Supporting note

Peak game by takeover score: Florida State

Win with 1 impact plays across the defensive snap sheet. It landed in the 100th percentile of the selected season.

Analysis workspace

Season Workbench

Filter the strongest season sample, inspect game-level shape, and then drop into the full log without losing the story of the year.

Season Explorer

Understand the selected season before dropping into the full game log.

2024 Regular Season · Memphis

Games

2

Havoc Plays / G

0.5

Efficiency

7.1

Usage

1.8

Consistency

50

Best Game by takeover score

Florida State

Not enough games exist for the full explorer. The summary cards stay available so the season still reads clearly.

Active game

Hover over a point

Hover or select a game to keep its context visible here without the page shifting around.

Game-by-Game Trend

Follow how the selected stat changes from one game to the next. Spikes mark standout outings, while dips show quieter weeks.

12

Chronological game order.

Game by game trend chart. North Alabama: 0. Florida State: 1

Volume vs Efficiency

Each dot is a game. Farther right means the player carried more of the workload, and higher means they were more efficient with those chances.

Scatter view is hidden because this season does not have enough game-to-game variety yet.

Split Comparison

Compare how this player performed across different situations. "Games" shows how many matchups are included in each split.

First Half0 · Games = 1 · -1 vs Second Half
Second Half1 · Games = 1 · +1 vs First Half

Game Log

Dense stat lines with inline explanations and season-linked highlights.

2 games

Featured metric

Havoc Plays

Top game by takeover score

Florida State

Best efficiency game

10 vs Florida State

Result
Sat 9/14@ Florida StateW 20-1200000
Sat 8/31vs North AlabamaW 40-010000

Player Story

Brett Karhu story

Brett Karhu built his college career from 2024 through 2025 as a defensive end from Frisco, TX wearing No. 45, spending time with Memphis and New Mexico. The clearest part of Brett Karhu's career was his defensive production: 30 tackles, 11 tackles for loss, 7.5 sacks, and 2 passes defended across 14 career games in the available record. His largest box-score season came in 2025 with New Mexico. Those numbers show where he fit, how often the ball or action found him, and how his role developed over time.

Defensive careers can be hard to read from one number, but Brett Karhu's production has multiple signals. With 14 career games in the available record, his career has enough shape to show both opportunity and production across Memphis and New Mexico.

The arc is straightforward: Brett Karhu moved through the depth chart, found a larger role, and turned that opportunity into production that can be understood through standard football numbers.

Career Arc

Track team changes, role shifts, and season-to-season movement.

  1. 1

    Memphis

    2024

    Opening stop

  2. 2

    New Mexico

    2025

    Final stop

Season Value Progression

202420252025
SeasonTeamPrimaryEfficiencyUsageDelta
2024 Regular SeasonMemphis17.11.8
2025 PostseasonNew Mexico25.531.312.424.5
2025 Regular SeasonNew Mexico25.531.312.40

Signature Performances

Top Games

#1 Featured game

vs No. 116 Nevada

Week 8 · W 24-22 · Conference game

Win with 4 impact plays across the defensive snap sheet.

4

Havoc Plays

82.8 takeover

4 disruption/tackle impact with 82.8 takeover score.

#2

@ No. 57 UNLV

Week 10 · W 40-35 · Conference game

3

Havoc Plays

75.3 takeover

Win with 3 impact plays across the defensive snap sheet.

3 disruption/tackle impact with 75.3 takeover score.

#3

@ No. 25 Michigan

Week 1 · L 17-34 · Ranked opponent

2.5

Havoc Plays

69.4 takeover

Loss with 2.5 impact plays across the defensive snap sheet.

2.5 disruption/tackle impact with 69.4 takeover score.

#4

@ No. 80 Air Force

Week 13 · W 20-3 · Conference game

3

Havoc Plays

64.5 takeover

Win with 3 impact plays across the defensive snap sheet.

3 disruption/tackle impact with 64.5 takeover score.

#5

vs No. 124 Colorado State

Week 12 · W 20-17 · Conference game

3

Havoc Plays

58.6 takeover

Win with 3 impact plays across the defensive snap sheet.

3 disruption/tackle impact with 58.6 takeover score.

Top Seasons

#1 Season by Season Value

2025 Postseason · New Mexico

25.5 primary output · 31.3 efficiency · 12.4 usage

75.6

#2

2025 Regular Season · New Mexico

75.6

25.5 primary · 31.3 efficiency · 12.4 usage

#3

2024 Regular Season · Memphis

18.9

1 primary · 7.1 efficiency · 1.8 usage

Milestones

4

Impact games

8

Splash games

0

10+ tackle games