Player Career
Career story, signature performances, transfer context, and season arc are grouped for biography-style searches.
Player Story
Jack Heflin built his college career from 2017 through 2021 as a defensive lineman from Prophetstown, IL wearing No. 96, spending time with Iowa and Northern Illinois. The clearest part of Jack Heflin's career was his defensive production: 81 tackles, 17.5 tackles for loss, and 7.5 sacks across 36 career games in the available record. That gives Jack Heflin's career enough real context without stretching the story beyond the available production.
Track team changes, role shifts, and season-to-season movement.
Northern Illinois
2017-2021
Opening stop
Iowa
2020
Final stop
Season Value Progression
| Season | Team | Primary | Efficiency | Usage | Delta |
|---|---|---|---|---|---|
| 2017 Regular Season | Northern Illinois | 1 | 5.5 | 1.1 | — |
| 2018 Regular Season | Northern Illinois | 8 | 16.8 | 4.5 | 7 |
| 2019 Regular Season | Northern Illinois | 14.5 | 27.4 | 11.4 | 6.5 |
| 2020 Regular Season | Iowa | 5.5 | 17.8 | 4.3 | -9 |
| 2021 Regular Season | Northern Illinois | 0 | — | — | -5.5 |
#1 Featured game
vs Ball State
Week 6 · L 20-27 · Conference game
Loss with 3 impact plays across the defensive snap sheet.
3
Havoc Plays
83.6 takeover
3 disruption/tackle impact with 83.6 takeover score.
#2
@ Akron
Week 10 · W 36-26 · Conference game
3
Havoc Plays
79.4 takeover
Win with 3 impact plays across the defensive snap sheet.
3 disruption/tackle impact with 79.4 takeover score.
#3
@ Toledo
Week 12 · W 31-28 · Conference game
2.5
Havoc Plays
77.8 takeover
Win with 2.5 impact plays across the defensive snap sheet.
2.5 disruption/tackle impact with 77.8 takeover score.
#4
vs Illinois State
Week 1 · W 24-10
2.5
Havoc Plays
75 takeover
Win with 2.5 impact plays across the defensive snap sheet.
2.5 disruption/tackle impact with 75 takeover score.
#5
vs Western Michigan
Week 14 · W 17-14 · Conference game
2.5
Havoc Plays
73.6 takeover
Win with 2.5 impact plays across the defensive snap sheet.
2.5 disruption/tackle impact with 73.6 takeover score.
#1 Season by Season Value
2019 Regular Season · Northern Illinois
14.5 primary output · 27.4 efficiency · 11.4 usage
70.8
#2
2018 Regular Season · Northern Illinois
30.7
8 primary · 16.8 efficiency · 4.5 usage
#3
2020 Regular Season · Iowa
29
5.5 primary · 17.8 efficiency · 4.3 usage
9
Impact games
9
Splash games
0
10+ tackle games
Next best actions
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