Usage Score
9.1
Player Dossier
2016-2019Iowa State
Marcel Spears Jr.
LB • 6'1" • 218 lbs • Olathe, KS, USA
Ball-hunting defenderSplash play profile
Marcel Spears Jr. shows a ball-hunting defender profile with 42.9 disruption score.
Efficiency
42.9
Consistency
50
Season Value
29.9
Career Arc
Value trend by season
Best season by value score: 2016 Regular Season · Iowa State
16171718181919
Snapshot
- Career Teams
- 1
- Seasons Tracked
- 7
- Program Path
- Iowa State
- Peak Game
- Peak game by takeover score: Memphis
Scouting Read
Best season and peak-game context are pinned here so the rest of the page can stay analytical without losing the headline story.
Marcel Spears Jr., LB. Best season Best season by value score: 2016 Regular Season · Iowa State. Marcel Spears Jr. shows a ball-hunting defender profile with 42.9 disruption score.
Player insights
Lead takeaway
Best season by value score: 2016 Regular Season
Iowa State paired 0 primary output with 5.6 efficiency.
Supporting note
2019 Postseason role shape
impact-led usage with 42.9 efficiency.
Supporting note
Career value stayed steady
2019 Regular Season tracked close to the prior stop by season value score.
Supporting note
Peak game by takeover score: Baylor
Loss with 3 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.
2019 Postseason · Iowa State
Games
13
Havoc Plays / G
1.3
Efficiency
42.9
Usage
9.1
Consistency
50
Best Game by takeover score
Notre Dame
Hover a point or expand a game row to keep the active game context visible here.
Game-by-Game Trend
12345678910111213
Chronological game order.
Game by game trend chart. Notre Dame: 2. Unknown: 2. Iowa: 1. UL Monroe: 2. Baylor: 3. TCU: 1. West Virginia: 0. Texas Tech: 2. Oklahoma State: 1. Oklahoma: 2.5. Texas: 0. Kansas: 1. Kansas State: 0
Volume vs Efficiency
Low volume / high quality
High volume / high quality
Low volume / lower quality
High volume / lower quality
Volume on the x-axis, quality on the y-axis.
Volume versus efficiency scatter chart. Notre Dame: 7 by 49.2. Unknown: 9 by 57.5. Iowa: 8 by 43.3. UL Monroe: 6 by 45. Baylor: 6 by 55. TCU: 8 by 43.3. West Virginia: 6 by 25. Texas Tech: 12 by 70. Oklahoma State: 5 by 30.8. Oklahoma: 10 by 66.7. Texas: 3 by 12.5. Kansas: 7 by 39.2. Kansas State: 5 by 20.8
Split Comparison
Wins1 · n=6 · -0.6 vs Losses
Losses1.6 · n=6 · +0.6 vs Wins
First Half1.6 · n=7 · +0.5 vs Second Half
Second Half1.1 · n=6 · -0.5 vs First Half
Game Log
Dense stat lines with inline explanations and season-linked highlights.
13 games
Featured metric
Havoc Plays
Top game by takeover score
Baylor
Best efficiency game
70 vs Texas Tech
| Result | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sat 12/28 | vs Notre Dame | L 9-33 | 7 | 2 | — | 0 | 0 | — | 2 | — | — |
| Sun 12/1 | @ Kansas State | L 17-27 | 5 | 5 | — | 0 | 0 | — | 0 | — | — |
| Sat 11/23 | vs Kansas | W 41-31 | 7 | 3 | — | 0 | 0 | — | 1 | — | — |
| Sat 11/16 | vs Texas | W 23-21 | 3 | 3 | — | 0 | 0 | — | 0 | — | — |
| Sun 11/10 | @ Oklahoma10+ tackles | L 41-42 | 10 | 6 | — | 1.50 | 1 | — | 0 | — | — |
| Sat 10/26 | vs Oklahoma State | L 27-34 | 5 | 5 | — | 1 | 0 | — | 0 | — | — |
| Sat 10/19 | @ Texas Tech10+ tackles | W 34-24 | 12 | 11 | — | 1 | 0 | — | 1 | — | — |
| Sat 10/12 | @ West Virginia | W 38-14 | 6 | 4 | — | 0 | 0 | — | 0 | — | — |
| Sat 10/5 | vs TCU | W 49-24 | 8 | 4 | — | 1 | 0 | — | 0 | — | — |
| Sat 9/28 | @ Baylor | L 21-23 | 6 | 2 | — | 1 | 1 | — | 1 | — | — |
| Sat 9/21 | vs UL Monroe | W 72-20 | 6 | 3 | — | 1 | 0 | — | 1 | — | — |
| Sat 9/14 | vs Iowa | L 17-18 | 8 | 3 | — | 0 | 0 | — | 1 | — | — |
| Sat 8/31 | vs Unknown | — | 9 | 5 | — | 1.50 | 0.50 | — | 0 | — | — |
Career Arc
Track team changes, role shifts, and season-to-season movement.
- 1
Iowa State
2016-2019
Opening stop
Season Progression
2016201720172018201820192019
| Season | Team | Primary | Efficiency | Usage | Delta |
|---|---|---|---|---|---|
| 2016 Regular Season | Iowa State | 0 | 5.6 | 0.8 | — |
| 2017 Postseason | Iowa State | 14.5 | 43.2 | 10.6 | 14.5 |
| 2017 Regular Season | Iowa State | 14.5 | 43.2 | 10.6 | 0 |
| 2018 Postseason | Iowa State | 15.5 | 34 | 9 | 1 |
| 2018 Regular Season | Iowa State | 15.5 | 34 | 9 | 0 |
| 2019 Postseason | Iowa State | 17.5 | 42.9 | 9.1 | 2 |
| 2019 Regular Season | Iowa State | 17.5 | 42.9 | 9.1 | 0 |
Signature Performances
Top Games
#1 Featured game
Memphis
Win with 3.5 impact plays across the defensive snap sheet.
3.5
Primary metric
3.5 disruption/tackle impact with 67.3 takeover score.
#2
Baylor
3
Primary metric
Loss with 3 impact plays across the defensive snap sheet.
3 disruption/tackle impact with 56.4 takeover score.
#3
Oklahoma
2.5
Primary metric
Loss with 2.5 impact plays across the defensive snap sheet.
2.5 disruption/tackle impact with 56.1 takeover score.
#4
Texas Tech
2.5
Primary metric
Win with 2.5 impact plays across the defensive snap sheet.
2.5 disruption/tackle impact with 54 takeover score.
#5
Oklahoma State
2.5
Primary metric
Win with 2.5 impact plays across the defensive snap sheet.
2.5 disruption/tackle impact with 53.3 takeover score.
Top Seasons
#1 Season by value score
2016 Regular Season · Iowa State
0 primary output · 5.6 efficiency · 0.8 usage
35.5
#2
2019 Postseason · Iowa State
29.9
17.5 primary · 42.9 efficiency · 9.1 usage
#3
2019 Regular Season · Iowa State
29.9
17.5 primary · 42.9 efficiency · 9.1 usage
Milestones
1
Impact games
4
Splash games
6
10+ tackle games
Bio, Recruit, and Data Context
Recruit Profile
4★
Class 2023 · Rating 0.9124
Mansfield Timberview · Arlington, TX
- Committed To
- Texas Tech
- Commit Date
- Jan 1, 2023
Career Facts
1
Career teams
7
Seasons tracked
272
Career Tackles
Data Context
Coverage spans 7 tracked seasons, 42 games, and base opponent context only. Derived metrics fall back to raw production when share or rating context is missing.