A running back with a middle-tier career β a rotational or backup contributor who filled their role reliably.
Worth 23 points of value above a freely-available replacement running back β top 65% of all 4,642 ranked at the position. 3 of 3 seasons cleared the replacement bar, by +7.7 on average.See board β
Seasons above replacement
3 seasons Γ ~7.7 surplus β VORP 23
The full season-by-season grids, joined on one timeline. Every selected stat family stays visible at onceβno tab hopping.
| Season | Age | Team | G | GS | Rushing | Receiving | Passing | Defense | |||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Att | Yds | TD | Y/A | TD% | 1D | 1D% | Fmb | Tgt | Rec | Yds | TD | Ctch% | Y/R | Y/Tgt | AirYd/T | 1D | Cmp | Att | Cmp% | Yds | TD | Int | TD% | Int% | Y/A | AdjY/A | TD:INT | Rate | Sk | Tkl | Solo | Ast | TFL | QBHits | Sk | Dis | Int | PD | FF | FR | TD | Sfty | |||||
| 2010 | β | PIT | 15 | β | 52 | 247 | 0 | 4.8 | 0.0 | 21 | 40.4 | 0 | 10 | 9 | 72 | 2 | 90.0% | 8.0 | 7.2 | β | 3 | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β |
| 2010 | β | CAR | 1 | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | 1 | 1 | 0 | 0 | 0 | 0.0 | 0.0 | 0 | 0 | 0 | β | 0 | 0 |
| 2011 | β | PIT | 16 | β | 110 | 479 | 3 | 4.4 | 2.7 | 29 | 26.4 | 2 | 22 | 18 | 78 | 0 | 81.8% | 4.3 | 3.5 | β | 6 | β | β | β | β | β | β | β | β | β | β | β | β | β | 0 | 0 | 0 | 0 | 0 | 0.0 | 0.0 | 0 | 0 | 0 | β | 0 | 0 |
| 2012 | β | PIT | 14 | β | 110 | 410 | 2 | 3.7 | 1.8 | 27 | 24.5 | 2 | 23 | 19 | 244 | 0 | 82.6% | 12.8 | 10.6 | β | 10 | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β |
| 2013 | β | PIT | 2 | β | 10 | 12 | 0 | 1.2 | 0.0 | 0 | 0.0 | 0 | 5 | 4 | 14 | 0 | 80.0% | 3.5 | 2.8 | β | 1 | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β |
| 2013 | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | 0 | 0 | β | 0 | 0 | 0 | β | β | β | β | β | β | 0 | β | β | β | β | β | β | β | β | β | β | β | β | β |
| Career | β | 48 | β | 282 | 1,148 | 5 | 4.1 | 1.8 | 77 | 27.3 | 4 | 60 | 50 | 408 | 2 | 83.3% | 8.2 | 6.8 | β | 20 | 0 | 0 | β | 0 | 0 | 0 | β | β | β | β | β | β | 0 | 1 | 1 | 0 | 0 | 0 | 0.0 | 0.0 | 0 | 0 | 0 | β | 0 | 0 | |
| Season | Age | Team | G | GS | Cmp | Att | Cmp% | Yds | TD | Int | TD% | Int% | Y/A | AdjY/A | TD:INT | Rate | Sk |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2013 | 29 | β | β | β | 0 | 0 | β | 0 | 0 | 0 | β | β | β | β | β | β | 0 |
| Career | 0 | 0 | β | 0 | 0 | 0 | β | β | β | β | β | β | 0 |
A solid career by KV-H: a remarkably steady profile that scores 50 of 100, era-normalized against rush yds/g peers across 3 scored seasons, with a short career trimming the score.
Blend 58 Γ longevity 0.86 = KV-H 50Β· confidence 100%
Season-by-season quality (era-relative rush yds/g)
Reached 6% of the all-time Rushing Yards leader β a rotational/depth all-time profile at the position.
A 0β100 scale where 100 = matched the all-time leaderat this position. Built only from visible encyclopedia data β career production vs. the all-time leader, plus efficiency (EPA) and comparable-player confidence β so it's a transparent context score, not a subjective rating. Tiers: Elite β₯ 85 Β· Strong β₯ 65 Β· Solid β₯ 45 Β· Depth < 45. Comparable-player confidence: 90%.
Production per snap β the box score normalized by opportunity. SIS is z-scored within running backs, shrinkage-regularized so small samples don't spike, over the NFL snap-count era (2012+).
Amber = this player (normalized to own peak). Indigo = average RBs aging curve. Group peak age: 21. Source: StatVault KV-H era (1999+).
College stats are not imported for this profile yet.
StatVault has the verified college attribution (Bowie State), but no parsed college box-score table is present in this profile artifact. The section stays here so every profile has a consistent college-stats landing point without fabricating unavailable rows.
Career teammates and draft class, derived from year-by-year rosters β every name is linked.
Isaac inherited the Pittsburgh Steelers RB room from Rashard Mendenhall (2008β2012), and handed it to Will Johnson (2012β2015).
Statistical + physical similarity across every player in the database, position-relevant (0β100%).
Last recorded season with PIT
Entered the NFL with PIT
From nflverse weekly injury reports Β· coverage begins 2009.
| Season | Team | Games Out | Designations |
|---|---|---|---|
| 2012 | PIT | 1 | W7OutΒ· AnkleW8QuestionableΒ· Ankle |
StatVault's proprietary player intelligence, informed by full career data. How Knox works β
Era-normalized career quality β z-scored against 3-season peers. See all β
Career durability β games played vs. scheduled, across 4 seasons.
Rush Yds translated to the 2025NFL β each season's standing among its own-era peers, projected onto 2025's scoring environment. Modern-era (1999+) coverage.
| Season | Actual Rush Yds | Rush Yds/G | β 2025 Rush Yds | β 2025 /G |
|---|---|---|---|---|
| 2010 | 247 | 16.5 | 317+70 | 18.7 |
| 2011 | 479 | 29.9 | 561+82 | 33 |
| 2012 | 410 | 29.3 | 559+149 | 32.9 |
Data: nflverse:players, nflverse:player_stats, nflverse:player_stats_def, nflverse:snap_counts, nflverse:advanced-epa (CC-BY 4.0), nflverse:injuries, wikipedia:season-stats (CC-BY-SA, facts-only), espn.com:stats-api (facts-only reference) Β· multi-source verified via the StatVault Oracle Β· updated 6/18/2026
Career Value Β· VORP
23 career value over replacement β #2970 all-time of 4,642. 7.7/season above a replacement-level RB.
Fan Rating
Rate Isaac Redman β All-Time
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Composite score across availability, IR frequency, and injury severity. See all β
The room is reconstructed from arrival order among durable members (β₯4 seasons with the club) at the playerβs position group β a lineage by arrival, not a week-by-week depth chart. Distinct from the league-wide positional GOAT torch.
Maurice Morris
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88% match
2009 Draft ClassmatesFull class β
Gave the Pittsburgh Steelers an entire corpus-attributed career β 4 seasons (2010β2013), one crest. The rarest loyalty in the sport.