A running back with a developmental — a rotational or backup contributor who filled their role reliably.
Worth 4 points of value above a freely-available replacement running back — top 87% of all 4,642 ranked at the position. 2 of 3 seasons cleared the replacement bar, by +2 on average.See board →
Seasons above replacement
2 seasons × ~2 surplus ≈ VORP 4
The full season-by-season grids, joined on one timeline. Every selected stat family stays visible at once—no tab hopping.
| Season | Age | Team | G | GS | Rushing | Receiving | Defense | |||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | |||||
| 1986 | — | TEN | 8 | — | 52 | 218 | 3 | 4.2 | 5.8 | — | — | — | — | 17 | 177 | 2 | — | 10.4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1987 | — | TEN | 12 | — | 19 | 102 | 0 | 5.4 | 0.0 | — | — | — | — | 7 | 34 | 0 | — | 4.9 | — | — | — | 1 | 1 | — | — | — | 0.0 | 0.0 | — | 0 | 0 | — | — | — |
| 1989 | — | PIT | 9 | — | 5 | 10 | 1 | 2.0 | 20.0 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Career | — | 29 | — | 76 | 330 | 4 | 4.3 | 5.3 | — | — | — | 0 | 24 | 211 | 2 | — | 8.8 | — | — | — | 1 | 1 | — | — | — | 0.0 | 0.0 | 0 | 0 | 0 | 0 | — | — | |
A solid career by KV-H: a remarkably steady profile that scores 42 of 100, era-normalized against rush yds/g peers across 3 scored seasons, with a short career trimming the score.
Blend 49 × longevity 0.86 = KV-H 42· confidence 100%
Season-by-season quality (era-relative rush yds/g)
Reached 2% of the all-time Rushing Touchdowns leader — a rotational/depth all-time profile at the position.
A 0–100 scale where 100 = matched the all-time leaderat this position. Built only from visible encyclopedia data — career production vs. the all-time leader, plus efficiency (EPA) and comparable-player confidence — so it's a transparent context score, not a subjective rating. Tiers: Elite ≥ 85 · Strong ≥ 65 · Solid ≥ 45 · Depth < 45. Comparable-player confidence: 90%.
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 (Purdue), 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 — every name is linked.
Statistical + physical similarity across every player in the database, position-relevant (0–100%).
Joined PIT (from TEN)
Last recorded season with PIT
Drafted by HOU — Round 6, Pick 145
Joined TEN (from HOU)
StatVault's proprietary player intelligence, informed by full career data. How Knox works →
Era-normalized career quality — z-scored against 3-season peers. See all →
Career durability — games played vs. scheduled, across 3 seasons.
Rush Yds translated to the 2025NFL — 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 | → 2025 Rush Yds | → 2025 /G |
|---|---|---|---|---|
| 1986 | 218 | 27.3 | 661+443 | 38.9 |
| 1987 | 102 | 8.5 | 302+200 | 17.8 |
| 1989 | 10 | 1.1 | 149+139 | 8.8 |
Data: nflverse:draft_picks, nflverse:players, wikipedia:season-stats (CC-BY-SA, facts-only), nfl.com:official-stats (facts-only reference), nfl.com:official-stats (games-played, facts-only reference) · multi-source verified via the StatVault Oracle · updated 6/18/2026
Career Value · VORP
4 career value over replacement — #4007 all-time of 4,642. 1.3/season above a replacement-level RB.
Pick #145 (Rd 6) · HOU · 1986 · +9 vs expected KV-H
Fan Rating
Rate Ray Wallace — All-Time
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