Player Dossier

2021-2025

Vanderbilt

Marlen Sewell

S • 6'1" • 198 lbs • Birmingham, AL, USA

Ball-hunting defenderSplash play profile

Marlen Sewell shows a ball-hunting defender profile with 22.2 disruption score.

Usage / Role

58%

Regular defensive contributor

lowfeatured

Impact Production

53

Solid production for a safety

lowelite

Reliability

70

Reliable weekly contributor

lowhigh

Star Power

45

Limited ceiling signals so far

limitedstar

Career Arc

Value trend by season

Best season by Season Value: 2021 Regular Season · Vanderbilt

21222324242525

Snapshot

Career Teams
1
Unique Seasons
5
Program Path
Vanderbilt
Peak Game
Peak game by takeover score: Tennessee

Player Story

Marlen Sewell built his college career from 2021 through 2025 as a safety from Birmingham, AL wearing No. 7, spending time with Vanderbilt. The clearest part of Marlen Sewell's career was his defensive production:...

Read the story
3★

Recruit Profile

Class 2021 · Rating 0.8415

Shades Valley · Birmingham, AL

Committed To
Vanderbilt
Commit Date
Jan 1, 2021

Marlen Sewell, S. Best season Best season by Season Value: 2021 Regular Season · Vanderbilt. Marlen Sewell shows a ball-hunting defender profile with 22.2 disruption score.

Stat Footprint

Career production snapshot

Tackles
100
TFL
2.5
Sacks
0.5
QB hurries
1
Passes defended
3

Quick Answers

Marlen Sewell quick answers

Latest team and position
Vanderbilt · S
Career Tackles
100
Tracked sample
5 unique seasons · 7 entries · 31 games
Best season
2021 Regular Season · Vanderbilt
Top game
Tennessee
Recruit profile
3-star · Shades Valley · Vanderbilt
High school pipeline
Shades Valley · 5 FBS recruits · 0 drafted players
Latest roster
No. 7 · Senior
2025 Tackles rank
52 tackles · S 109th (top 20%) · SEC 73rd (top 10%) · National 570th (top 10%)

Season Ledger

Crawlable season-by-season stats

SeasonTeamGamesTacklesTFLSacksQB HurPDTDOverall
2021 Regular SeasonVanderbilt13-0--043.6
2022 Regular SeasonVanderbilt11-0--037
2023 Regular SeasonVanderbilt82510--016.1
2024 PostseasonVanderbilt93-0--011.7
2024 Regular SeasonVanderbilt916-0-1011.7
2025 PostseasonVanderbilt124-01-042.3
2025 Regular SeasonVanderbilt12481.50.5-2042.3

Related Context

Transfer Portal History

Matched portal movement

SeasonPathMovementValueDate
2025Vanderbilt to UnlistedP4 to Unlisted16.4Dec 28, 2024

Marlen Sewell played S for Vanderbilt. Across 5 tracked seasons, Marlen Sewell recorded 100 tackles. His top tracked season came in 2025 with Vanderbilt.

Player insights

Lead takeaway

Best season by value score: 2021 Regular Season

Vanderbilt paired 0 primary output with 12.5 efficiency.

Supporting note

2025 Postseason role shape

impact-led usage with 22.2 efficiency.

Supporting note

Career value stayed steady

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

Supporting note

Peak game by takeover score: Tennessee

Win with 2 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.

2025 Postseason · Vanderbilt

Games

12

Havoc Plays / G

0.4

Efficiency

22.2

Usage

4.3

Consistency

11.1

Best Game by takeover score

Tennessee

Hover a point or expand a game row to keep the active game context visible here.

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.

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Chronological game order.

Game by game trend chart. Iowa: 1. Virginia Tech: 0. South Carolina: 0. Georgia State: 0. Utah State: 0. Alabama: 0. LSU: 0. Missouri: 0. Texas: 1. Auburn: 0. Kentucky: 1. Tennessee: 2

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.

Low volumeHigh quality

High volumeHigh quality

Low volumeLower quality

High volumeLower quality

Volume on the x-axis, quality on the y-axis.

Volume versus efficiency scatter chart. Iowa: 4 by 26.7. Virginia Tech: 5 by 20.8. South Carolina: 1 by 4.2. Georgia State: 2 by 8.3. Utah State: 7 by 29.2. Alabama: 4 by 16.7. LSU: 2 by 8.3. Missouri: 6 by 25. Texas: 8 by 43.3. Auburn: 4 by 16.7. Kentucky: 3 by 22.5. Tennessee: 6 by 45

Split Comparison

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

Wins0.3 · Games = 9 · -0.3 vs Losses
Losses0.7 · Games = 3 · +0.3 vs Wins

Game Log

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

12 games

Featured metric

Havoc Plays

Top game by takeover score

Tennessee

Best efficiency game

45 vs Tennessee

Result
Wed 12/31vs IowaL 27-3443000
Sat 11/29@ TennesseeSplash gameW 45-2462101
Sat 11/22vs KentuckyW 45-17310.500.500
Sat 11/8vs AuburnW 45-3844000
Sat 11/1@ TexasL 31-3484001
Sat 10/25vs MissouriW 17-1064000
Sat 10/18vs LSUW 31-2420000
Sat 10/4@ AlabamaL 14-3043000
Sat 9/27vs Utah StateW 55-3573000
Sat 9/20vs Georgia StateW 70-2121000
Sat 9/13@ South CarolinaW 31-710000
Sat 9/6@ Virginia TechW 44-2053000

Player Story

Marlen Sewell story

Marlen Sewell built his college career from 2021 through 2025 as a safety from Birmingham, AL wearing No. 7, spending time with Vanderbilt. The clearest part of Marlen Sewell's career was his defensive production: 100 tackles, 2.5 tackles for loss, 0.5 sacks, and 3 passes defended across 31 career games in the available record. That gives Marlen Sewell's career enough real context without stretching the story beyond the available production.

Career Arc

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

  1. 1

    Vanderbilt

    2021-2025

    Opening stop

Season Value Progression

2021202220232024202420252025
SeasonTeamPrimaryEfficiencyUsageDelta
2021 Regular SeasonVanderbilt012.52.2
2022 Regular SeasonVanderbilt04.20.80
2023 Regular SeasonVanderbilt114.33.11
2024 PostseasonVanderbilt19.91.60
2024 Regular SeasonVanderbilt19.91.60
2025 PostseasonVanderbilt522.24.34
2025 Regular SeasonVanderbilt522.24.30

Signature Performances

Top Games

#1 Featured game

@ No. 19 Tennessee

Week 14 · W 45-24 · Conference game · Ranked opponent

Win with 2 impact plays across the defensive snap sheet.

2

Havoc Plays

71.1 takeover

2 disruption/tackle impact with 71.1 takeover score.

#2

@ Florida

Week 6 · L 14-38 · Conference game

1

Havoc Plays

64.5 takeover

Loss with 1 impact plays across the defensive snap sheet.

1 disruption/tackle impact with 64.5 takeover score.

#3

@ Missouri

Week 4 · L 27-30 · Conference game

1

Havoc Plays

51.7 takeover

Loss with 1 impact plays across the defensive snap sheet.

1 disruption/tackle impact with 51.7 takeover score.

#4

vs No. 12 Iowa

Week 1 · L 27-34 · Postseason · Ranked opponent

1

Havoc Plays

48.3 takeover

Loss with 1 impact plays across the defensive snap sheet.

1 disruption/tackle impact with 48.3 takeover score.

#5

@ No. 17 Texas

Week 10 · L 31-34 · Conference game · Ranked opponent

1

Havoc Plays

48 takeover

Loss with 1 impact plays across the defensive snap sheet.

1 disruption/tackle impact with 48 takeover score.

Top Seasons

#1 Season by Season Value

2021 Regular Season · Vanderbilt

0 primary output · 12.5 efficiency · 2.2 usage

43.6

#2

2025 Postseason · Vanderbilt

42.3

5 primary · 22.2 efficiency · 4.3 usage

#3

2025 Regular Season · Vanderbilt

42.3

5 primary · 22.2 efficiency · 4.3 usage

Milestones

2

Impact games

1

Splash games

0

10+ tackle games