A quarterback with a developmental — a rotational or backup contributor who filled their role reliably.
Worth 17 points of value above a freely-available replacement quarterback — top 71% of all 4,642 ranked at the position. 1 of 3 seasons cleared the replacement bar, by +17 on average.See board →
Seasons above replacement
1 seasons × ~17 surplus ≈ VORP 17
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 | Passing | Rushing | Defense | |||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Cmp | Att | Cmp% | Yds | TD | Int | TD% | Int% | Y/A | AdjY/A | TD:INT | Rate | Sk | Att | Yds | TD | Y/A | TD% | 1D | 1D% | Fmb | Tkl | Solo | Ast | TFL | QBHits | Sk | Dis | Int | PD | FF | FR | TD | Sfty | |||||
| 1982 | — | DEN | 2 | — | 32 | 60 | 53.3% | 421 | 1 | 4 | 1.7 | 6.7 | 7.0 | 4.3 | 0.3 | 53.5 | 4 | 3 | 7 | 1 | 2.3 | 33.3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1983 | — | IND | 2 | — | 18 | 36 | 50.0% | 256 | 0 | 3 | 0.0 | 8.3 | 7.1 | 3.4 | 0.0 | 38.7 | 7 | 1 | 0 | 0 | 0.0 | 0.0 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1984 | — | IND | 3 | — | 29 | 56 | 51.8% | 352 | 1 | 6 | 1.8 | 10.7 | 6.3 | 1.8 | 0.2 | 37.8 | 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1985 | — | LAC | 9 | — | 132 | 201 | 65.7% | 1,537 | 10 | 10 | 5.0 | 5.0 | 7.6 | 6.4 | 1.0 | 84.5 | 19 | 18 | -8 | 0 | -0.4 | 0.0 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1986 | — | LAC | 6 | — | 51 | 97 | 52.6% | 627 | 2 | 3 | 2.1 | 3.1 | 6.5 | 5.5 | 0.7 | 66.8 | 5 | 2 | 6 | 0 | 3.0 | 0.0 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1987 | — | LAC | 3 | — | 37 | 57 | 64.9% | 405 | 1 | 5 | 1.8 | 8.8 | 7.1 | 3.5 | 0.2 | 55.1 | 3 | 4 | -1 | 0 | -0.3 | 0.0 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1988 | — | LAR | 6 | — | 4 | 5 | 80.0% | 38 | 0 | 0 | 0.0 | 0.0 | 7.6 | 7.6 | — | 98.3 | 0 | 1 | -1 | 0 | -1.0 | 0.0 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1989 | — | LAR | 3 | — | 4 | 5 | 80.0% | 59 | 0 | 1 | 0.0 | 20.0 | 11.8 | 2.8 | 0.0 | 76.3 | 3 | 2 | -1 | 0 | -0.5 | 0.0 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1990 | — | IND | 3 | — | 1 | 1 | 100.0% | 6 | 0 | 0 | 0.0 | 0.0 | 6.0 | 6.0 | — | 91.7 | 0 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1991 | — | IND | 2 | — | 11 | 19 | 57.9% | 137 | 0 | 3 | 0.0 | 15.8 | 7.2 | 0.1 | 0.0 | 40.8 | 0 | 1 | -1 | 0 | -1.0 | 0.0 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 1992 | — | IND | 1 | — | 15 | 24 | 62.5% | 177 | 1 | 1 | 4.2 | 4.2 | 7.4 | 6.3 | 1.0 | 81.4 | 1 | 3 | -2 | 0 | -0.7 | 0.0 | — | — | — | 1 | 1 | — | — | — | 0.0 | 0.0 | — | 0 | 0 | — | — | — |
| Career | — | 40 | — | 334 | 561 | 59.5% | 4,015 | 16 | 36 | 2.9 | 6.4 | 7.2 | 4.8 | 0.4 | 64.3 | 49 | 35 | -1 | 1 | -0.0 | 2.9 | — | — | — | 1 | 1 | — | — | — | 0.0 | 0.0 | 0 | 0 | 0 | 0 | — | — | |
| Season | Age | Team | G | GS | Cmp | Att | Cmp% | Yds | TD | Int | TD% | Int% | Y/A | AdjY/A | TD:INT | Rate | Sk | VAL |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1982 | 23 | DEN | 2 | — | 32 | 60 | 53.3% | 421 | 1 | 4 | 1.7 | 6.7 | 7.0 | 4.3 | 0.3 | 53.5 | 4 | — |
| 1983 | 24 | IND | 2 | — | 18 | 36 | 50.0% | 256 | 0 | 3 | 0.0 | 8.3 | 7.1 | 3.4 | 0.0 | 38.7 | 7 | — |
| 1984 | 25 | IND | 3 | — | 29 | 56 | 51.8% | 352 | 1 | 6 | 1.8 | 10.7 | 6.3 | 1.8 | 0.2 | 37.8 | 7 | — |
| 1985 | 26 | LAC | 9 | — | 132 | 201 | 65.7% | 1,537 | 10 | 10 | 5.0 | 5.0 | 7.6 | 6.4 | 1.0 | 84.5 | 19 | 6.7 |
| 1986 | 27 | LAC | 6 | — | 51 | 97 | 52.6% | 627 | 2 | 3 | 2.1 | 3.1 | 6.5 | 5.5 | 0.7 | 66.8 | 5 | 3.3 |
| 1987 | 28 | LAC | 3 | — | 37 | 57 | 64.9% | 405 | 1 | 5 | 1.8 | 8.8 | 7.1 | 3.5 | 0.2 | 55.1 | 3 | — |
| 1988 | 29 | LAR | 6 | — | 4 | 5 | 80.0% | 38 | 0 | 0 | 0.0 | 0.0 | 7.6 | 7.6 | — | 98.3 | 0 | 3.2 |
| 1989 | 30 | LAR | 3 | — | 4 | 5 | 80.0% | 59 | 0 | 1 | 0.0 | 20.0 | 11.8 | 2.8 | 0.0 | 76.3 | 3 | — |
| 1990 | 31 | IND | 3 | — | 1 | 1 | 100.0% | 6 | 0 | 0 | 0.0 | 0.0 | 6.0 | 6.0 | — | 91.7 | 0 | — |
| 1991 | 32 | IND | 2 | — | 11 | 19 | 57.9% | 137 | 0 | 3 | 0.0 | 15.8 | 7.2 | 0.1 | 0.0 | 40.8 | 0 | — |
| 1992 | 33 | IND | 1 | — | 15 | 24 | 62.5% | 177 | 1 | 1 | 4.2 | 4.2 | 7.4 | 6.3 | 1.0 | 81.4 | 1 | — |
| Career | 40 | 334 | 561 | 59.5% | 4,015 | 16 | 36 | 2.9 | 6.4 | 7.2 | — | — | 64.3 | 49 | 13.2 |
A depth / rotational career by KV-H: a remarkably steady profile that scores 30 of 100, era-normalized against pass yds/g peers across 3 scored seasons, with a short career trimming the score.
Blend 35.2 × longevity 0.86 = KV-H 30· confidence 83%
Season-by-season quality (era-relative pass yds/g)
Reached 5% of the all-time Passing Yards 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: 83%.
Amber = this player (normalized to own peak). Indigo = average QBs aging curve. Group peak age: 29. Source: StatVault KV-H era (1999+).
| Season | School | Cmp | Att | Cmp% | Yds | TD | Int | TD% | Int% | Y/A | AdjY/A | TD:INT | Rate | Sk |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1977 | Purdue | 175 | 319 | 54.9% | 2,453 | 18 | 27 | 5.6 | 8.5 | 7.7 | 5.0 | 0.7 | 63.4 | — |
| 1978 | Purdue | 152 | 274 | 55.5% | 1,904 | 14 | 12 | 5.1 | 4.4 | 6.9 | 6.0 | 1.2 | 76.0 | — |
| 1979 | Purdue | 182 | 309 | 58.9% | 2,074 | 13 | 19 | 4.2 | 6.1 | 6.7 | 4.8 | 0.7 | 67.5 | — |
| 1980 | Purdue | 220 | 340 | 64.7% | 2,923 | 19 | 17 | 5.6 | 5.0 | 8.6 | 7.5 | 1.1 | 89.6 | — |
| Career | 729 | 1,242 | 58.7% | 9,354 | 64 | 75 | 5.2 | 6.0 | 7.5 | 5.8 | 0.9 | 74.4 | 0 |
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%).
Last recorded season with IND
Joined IND (from LAR)
Joined LAR (from LAC)
Joined LAC (from IND)
Joined IND (from DEN)
Drafted by DEN — Round 4, Pick 98
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 11 seasons.
Pass 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 Pass Yds | Pass Yds/G | → 2025 Pass Yds | → 2025 /G |
|---|---|---|---|---|
| 1985 | 1,537 | 170.8 | 3,842+2,305 | 226 |
| 1986 | 627 | 104.5 | 3,261+2,634 | 191.8 |
| 1988 | 38 | 6.3 | 2,501+2,463 | 147.1 |
Data: nflverse:draft_picks, nflverse:players, wikipedia:college-stats (CC-BY-SA, facts-only), 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
17 career value over replacement — #3262 all-time of 4,642. 5.7/season above a replacement-level QB.
Pick #98 (Rd 4) · DEN · 1981 · -8.7 vs expected KV-H
Fan Rating
Rate Mark Herrmann — All-Time
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Wore 4 distinct franchise crests across 11 seasons (1982–1992) — a true nomad. The crest trail: