A running back with a developmental β a rotational or backup contributor who filled their role reliably.
Worth 10 points of value above a freely-available replacement running back β top 79% of all 4,642 ranked at the position. 1 of 4 seasons cleared the replacement bar, by +10 on average.See board β
Seasons above replacement
1 seasons Γ ~10 surplus β VORP 10
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 | Defense | Advanced (EPA) | |||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Att | Yds | TD | Y/A | TD% | 1D | 1D% | Fmb | Tgt | Rec | Yds | TD | Ctch% | Y/R | Y/Tgt | AirYd/T | 1D | Tkl | Solo | Ast | TFL | QBHits | Sk | Dis | Int | PD | FF | FR | TD | Sfty | Pass EPA | Rush EPA | Rec EPA | Pass AirYd | Rec AirYd | |||||
| 2002 | β | KC | 7 | β | 16 | 72 | 0 | 4.5 | 0.0 | 2 | 12.5 | 0 | 10 | 5 | 47 | 0 | 50.0% | 9.4 | 4.7 | β | 2 | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β |
| 2002 | β | LAC | 1 | 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 | β | β | β | β | β |
| 2002 | 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 | β | β | β | β | -2.4 | -3.5 | 0 | 0 |
| 2003 | β | KC | 9 | β | 22 | 112 | 2 | 5.1 | 9.1 | 7 | 31.8 | 0 | 15 | 15 | 181 | 1 | 100.0% | 12.1 | 12.1 | β | 5 | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β |
| 2003 | 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 | β | β | β | β | 0.5 | 9.8 | 0 | 0 |
| 2004 | β | KC | 12 | β | 118 | 539 | 8 | 4.6 | 6.8 | 34 | 28.8 | 0 | 25 | 25 | 244 | 1 | 100.0% | 9.8 | 9.8 | β | 10 | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β |
| 2004 | β | NO | 2 | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | 2 | 2 | 0 | 0 | 0 | 0.0 | 0.0 | 0 | 0 | 0 | β | 0 | 0 | β | β | β | β | β |
| 2004 | 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 | β | β | β | β | 11.4 | 11.9 | 0 | 0 |
| 2005 | β | NYJ | 6 | β | 17 | 53 | 0 | 3.1 | 0.0 | 3 | 17.6 | 0 | 3 | 3 | 17 | 0 | 100.0% | 5.7 | 5.7 | β | 0 | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β |
| 2005 | 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 | β | β | β | β | -2.0 | -2.3 | 0 | 0 |
| 2006 | β | NYJ | 2 | β | 25 | 43 | 0 | 1.7 | 0.0 | 0 | 0.0 | 0 | 5 | 5 | 29 | 0 | 100.0% | 5.8 | 5.8 | β | 1 | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β |
| 2006 | 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 | β | β | β | β | -10.6 | -0.4 | 0 | 1 |
| Career | β | 39 | β | 198 | 819 | 10 | 4.1 | 5.1 | 46 | 23.2 | 0 | 58 | 53 | 518 | 2 | 91.4% | 9.8 | 8.9 | β | 18 | 3 | 3 | 0 | 0 | 0 | 0.0 | 0.0 | 0 | 0 | 0 | β | 0 | 0 | β | -3.1 | 15.6 | 0 | 1 | |
A solid career by KV-H: a remarkably steady profile that scores 44 of 100, era-normalized against rush yds/g peers across 4 scored seasons, with a short career trimming the score.
Blend 47.4 Γ longevity 0.93 = KV-H 44Β· confidence 91%
Season-by-season quality (era-relative rush yds/g)
Reached 6% of the all-time Rushing Touchdowns 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: 87%.
Amber = this player (normalized to own peak). Indigo = average RBs aging curve. Group peak age: 21. Source: StatVault KV-H era (1999+).
Percentiles compare each raw measurement against position peers, the full combine pool, and the same draft class where enough samples exist.
College stats are not imported for this profile yet.
StatVault has the verified college attribution (Stephen F. Austin 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.
Derrick inherited the Kansas City Chiefs RB room from Priest Holmes (2001β2007), and handed it to Larry Johnson (2003β2008).
Statistical + physical similarity across every player in the database, position-relevant (0β100%).
Last recorded season with NYJ
Joined NYJ (from KC)
Drafted by KC β Round 5, Pick 150
StatVault's proprietary player intelligence, informed by full career data. How Knox works β
Era-normalized career quality β z-scored against 4-season peers. See all β
Career durability β games played vs. scheduled, across 5 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 |
|---|---|---|---|---|
| 2002 | 72 | 10.3 | 309+237 | 18.2 |
| 2003 | 112 | 12.4 | 311+199 | 18.3 |
| 2004 | 539 | 44.9 | 747+208 | 43.9 |
| 2005 | 53 | 8.8 | 227+174 | 13.4 |
Data: nflverse:players, nflverse:player_stats, nflverse:player_stats_def, nflverse:combine, nflverse:draft_picks, nflverse:advanced-epa (CC-BY 4.0), espn.com:stats-api (facts-only reference) Β· multi-source verified via the StatVault Oracle Β· updated 6/18/2026
Career Value Β· VORP
10 career value over replacement β #3617 all-time of 4,642. 2.5/season above a replacement-level RB.
Career Profile
Pick #150 (Rd 5) Β· KC Β· 2001 Β· +11 vs expected KV-H
Fan Rating
Rate Derrick Blaylock 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.
Lorenzo Hampton
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86% match
2001 Draft ClassmatesFull class β