Usage / Role
7%
Rotational defensive role
Player Dossier
2021-2025Vanderbilt
DL • 6'1" • 310 lbs • Howell, MI, USA
Mason Nelson shows a ball-hunting defender profile with 11.3 disruption score.
Usage / Role
7%
Rotational defensive role
Impact Production
36
Developing production for a defensive lineman
Reliability
21
Sporadic game-to-game production
Star Power
47
Limited ceiling signals so far
Career Arc
Value trend by season
Best season by Season Value: 2024 Postseason · Western Michigan
Snapshot
Player Story
Mason Nelson built his college career from 2021 through 2025 as a defensive lineman from Howell, MI wearing No. 54, spending time with Vanderbilt and Western Michigan. The clearest part of Mason Nelson's career was...
Read the storyMason Nelson, DL. Best season Best season by Season Value: 2024 Postseason · Western Michigan. Mason Nelson shows a ball-hunting defender profile with 11.3 disruption score.
Stat Footprint
Quick Answers
Season Ledger
| Season | Team | Games | Tackles | TFL | Sacks | QB Hur | PD | TD | Overall |
|---|---|---|---|---|---|---|---|---|---|
| 2021 Regular Season | Western Michigan | 1 | 1 | - | 0 | - | - | 0 | 37.8 |
| 2022 Regular Season | Western Michigan | 6 | 8 | 1 | 0 | - | - | 0 | 7.9 |
| 2023 Regular Season | Western Michigan | 11 | 32 | 5 | 3 | 1 | - | 0 | 41 |
| 2024 Postseason | Western Michigan | 12 | 1 | - | 0 | - | - | 0 | 57.1 |
| 2024 Regular Season | Western Michigan | 12 | 30 | 8.5 | 3 | 1 | 1 | 0 | 57.1 |
| 2025 Regular Season | Vanderbilt | 4 | 6 | 1 | 1 | - | - | 0 | 13.7 |
Related Context
Transfer Portal History
| Season | Path | Movement | Value | Date |
|---|---|---|---|---|
| 2025 | Western Michigan to Vanderbilt | G5/FCS to P4 | 81.4 | Apr 23, 2025 |
Mason Nelson played DL for Western Michigan and Vanderbilt. Across 5 tracked seasons, Mason Nelson recorded 78 tackles. His top tracked season came in 2023 with Western Michigan.
Lead takeaway
Best season by value score: 2024 Postseason
Western Michigan paired 13.5 primary output with 22 efficiency.
Supporting note
2025 Regular Season role shape
impact-led usage with 11.3 efficiency.
Supporting note
Career value cooled off
2025 Regular Season fell back from the prior stop by season value score.
Supporting note
Multi-stop career journey
Production spans 2 team stops, with role shifts visible across Western Michigan, Vanderbilt.
Supporting note
Peak game by takeover score: Georgia State
Win with 2 impact plays across the defensive snap sheet. It landed in the 100th percentile of the selected season.
Analysis workspace
Filter the strongest season sample, inspect game-level shape, and then drop into the full log without losing the story of the year.
Understand the selected season before dropping into the full game log.
Games
4
Havoc Plays / G
0.5
Efficiency
11.3
Usage
2.5
Consistency
8.3
Best Game by takeover score
Georgia State
Active game
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Follow how the selected stat changes from one game to the next. Spikes mark standout outings, while dips show quieter weeks.
Chronological game order.
Game by game trend chart. Charleston Southern: 0. Georgia State: 2. Missouri: 0. Kentucky: 0
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.
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Volume on the x-axis, quality on the y-axis.
Volume versus efficiency scatter chart. Charleston Southern: 1 by 4.2. Georgia State: 2 by 28.3. Missouri: 1 by 4.2. Kentucky: 2 by 8.3
Compare how this player performed across different situations. "Games" shows how many matchups are included in each split.
Dense stat lines with inline explanations and season-linked highlights.
4 games
Featured metric
Havoc Plays
Top game by takeover score
Georgia State
Best efficiency game
28.3 vs Georgia State
Player Story
Mason Nelson built his college career from 2021 through 2025 as a defensive lineman from Howell, MI wearing No. 54, spending time with Vanderbilt and Western Michigan. The clearest part of Mason Nelson's career was his defensive production: 78 tackles, 15.5 tackles for loss, 7 sacks, and 1 pass defended across 34 career games in the available record. That gives Mason Nelson's career enough real context without stretching the story beyond the available production.
Track team changes, role shifts, and season-to-season movement.
Western Michigan
2021-2024
Opening stop
Vanderbilt
2025
Final stop
Season Value Progression
| Season | Team | Primary | Efficiency | Usage | Delta |
|---|---|---|---|---|---|
| 2021 Regular Season | Western Michigan | 0 | 4.2 | 1.1 | — |
| 2022 Regular Season | Western Michigan | 1 | 7.2 | 1.3 | 1 |
| 2023 Regular Season | Western Michigan | 9 | 20.3 | 7.4 | 8 |
| 2024 Postseason | Western Michigan | 13.5 | 22 | 6.9 | 4.5 |
| 2024 Regular Season | Western Michigan | 13.5 | 22 | 6.9 | 0 |
| 2025 Regular Season | Vanderbilt | 2 | 11.3 | 2.5 | -11.5 |
#1 Featured game
vs Bethune-Cookman
Week 3 · W 59-31
Win with 3.5 impact plays across the defensive snap sheet.
3.5
Havoc Plays
82.5 takeover
3.5 disruption/tackle impact with 82.5 takeover score.
#2
vs Ball State
Week 5 · W 42-24 · Conference game
3
Havoc Plays
79.2 takeover
Win with 3 impact plays across the defensive snap sheet.
3 disruption/tackle impact with 79.2 takeover score.
#3
@ Ball State
Week 6 · W 45-42 · Conference game
3
Havoc Plays
77.5 takeover
Win with 3 impact plays across the defensive snap sheet.
3 disruption/tackle impact with 77.5 takeover score.
#4
vs Kent State
Week 9 · W 52-21 · Conference game
3
Havoc Plays
71.1 takeover
Win with 3 impact plays across the defensive snap sheet.
3 disruption/tackle impact with 71.1 takeover score.
#5
@ Syracuse
Week 2 · L 7-48
2
Havoc Plays
66.4 takeover
Loss with 2 impact plays across the defensive snap sheet.
2 disruption/tackle impact with 66.4 takeover score.
#1 Season by Season Value
2024 Postseason · Western Michigan
13.5 primary output · 22 efficiency · 6.9 usage
57.1
#2
2024 Regular Season · Western Michigan
57.1
13.5 primary · 22 efficiency · 6.9 usage
#3
2023 Regular Season · Western Michigan
41
9 primary · 20.3 efficiency · 7.4 usage
7
Impact games
7
Splash games
0
10+ tackle games
Next best actions
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