A edge rusher with a developmental β a rotational or backup contributor who filled their role reliably.
Worth 20 points of value above a freely-available replacement linebacker β top 68% of all 4,642 ranked at the position. 2 of 6 seasons cleared the replacement bar, by +10 on average.See board β
Seasons above replacement
2 seasons Γ ~10 surplus β VORP 20
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 | Defense | Snap Counts | Advanced Defense & Coverage (2018+) | |||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Tkl | Solo | Ast | TFL | QBHits | Sk | Dis | Int | PD | FF | FR | TD | Sfty | Off | Off% | Def | Def% | ST | ST% | Tgt | Cmp | Cmp% | RateAll | ADOT | Prss | Hrry | QBKD | Bltz | MissTkl | Miss% | |||||
| 2016 | β | HOU | 4 | β | 10 | 3 | 7 | 1 | 0 | 0.0 | 1.0 | 0 | 0 | 0 | β | 0 | 0 | β | 0.0% | 113 | 37.6% | 92 | 45.7% | β | β | β | β | β | β | β | β | β | β | β |
| 2017 | β | HOU | 10 | β | 24 | 17 | 7 | 6 | 3 | 2.0 | 11.0 | 0 | 1 | 0 | β | 0 | 0 | β | 0.0% | 302 | 41.3% | 202 | 58.2% | β | β | β | β | β | β | β | β | β | β | β |
| 2018 | β | HOU | 5 | β | 11 | 7 | 4 | 0 | 2 | 0.0 | 2.0 | 1 | 3 | 1 | β | 0 | 0 | β | 0.0% | 108 | 20.1% | 226 | 63.8% | 7 | 5 | 0.7 | 42.3 | 4.9 | 2 | 0 | 2 | 6 | 1 | 0.1 |
| 2019 | β | HOU | 13 | β | 44 | 26 | 18 | 3 | 6 | 3.5 | 12.5 | 0 | 1 | 2 | β | 0 | 0 | β | 0.0% | 490 | 49.9% | 201 | 50.0% | 12 | 11 | 0.9 | 121.9 | 2.3 | 8 | 2 | 2 | 45 | 5 | 0.1 |
| 2020 | β | HOU | 9 | β | 23 | 14 | 9 | 0 | 1 | 0.0 | 1.0 | 0 | 0 | 0 | β | 0 | 0 | β | 0.0% | 287 | 37.0% | 162 | 51.4% | 6 | 3 | 0.5 | 59.7 | -0.8 | 3 | 2 | 1 | 18 | 6 | 0.2 |
| 2021 | β | MIA | 9 | β | 13 | 3 | 10 | 1 | 1 | 0.0 | 2.0 | 0 | 1 | 0 | β | 0 | 0 | β | 0.0% | 166 | 18.4% | 270 | 76.6% | 3 | 2 | 0.7 | 89.6 | 2.7 | 1 | 0 | 1 | 5 | 1 | 0.1 |
| 2022 | β | MIA | 1 | β | β | β | β | β | β | β | β | β | β | β | β | β | β | β | 0.0% | β | 0.0% | 14 | 52.0% | β | β | β | β | β | β | β | β | β | β | β |
| Career | β | 51 | β | 125 | 70 | 55 | 11 | 13 | 5.5 | 29.5 | 1 | 6 | 3 | β | 0 | 0 | β | 0.0% | 1,466 | 34.0% | 1,167 | 56.8% | 28 | 21 | β | β | β | 14 | 4 | 6 | 74 | 13 | β | |
| Season | Age | Team | G | GS | Tkl | Solo | Ast | TFL | QBHits | Sk | Dis | Int | PD | FF | FR | TD | Sfty | VAL |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2016 | 23 | HOU | 4 | 0* | 10 | 3 | 7 | 1 | 0 | 0.0 | 1.0 | 0 | 0 | 0 | β | 0 | 0 | 1.5 |
| 2017 | 24 | HOU | 10 | 0* | 24 | 17 | 7 | 6 | 3 | 2.0 | 11.0 | 0 | 1 | 0 | β | 0 | 0 | 5 |
| 2018 | 25 | HOU | 5 | 0* | 11 | 7 | 4 | 0 | 2 | 0.0 | 2.0 | 1 | 3 | 1 | β | 0 | 0 | 3.6 |
| 2019 | 26 | HOU | 13 | 0* | 44 | 26 | 18 | 3 | 6 | 3.5 | 12.5 | 0 | 1 | 2 | β | 0 | 0 | 7.3 |
| 2020 | 27 | HOU | 9 | 0* | 23 | 14 | 9 | 0 | 1 | 0.0 | 1.0 | 0 | 0 | 0 | β | 0 | 0 | 3 |
| 2021 | 28 | MIA | 9 | 0* | 13 | 3 | 10 | 1 | 1 | 0.0 | 2.0 | 0 | 1 | 0 | β | 0 | 0 | 3.1 |
| Career | 50 | 125 | 70 | 55 | 11 | 13 | β | β | 1 | 6 | 3 | β | 0 | 0 | 23.5 |
* GS not available from free sources β SG* estimated from snap share (nflverse 2012+)
| Season | Age | Team | G | GS | Off | Off% | Def | Def% | ST | ST% |
|---|---|---|---|---|---|---|---|---|---|---|
| 2016 | 23 | HOU | 7 | 0* | β | 0.0% | 113 | 37.6% | 92 | 45.7% |
| 2017 | 24 | HOU | 11 | 0* | β | 0.0% | 302 | 41.3% | 202 | 58.2% |
| 2018 | 25 | HOU | 12 | 0* | β | 0.0% | 108 | 20.1% | 226 | 63.8% |
| 2019 | 26 | HOU | 15 | 0* | β | 0.0% | 490 | 49.9% | 201 | 50.0% |
| 2020 | 27 | HOU | 11 | 0* | β | 0.0% | 287 | 37.0% | 162 | 51.4% |
| 2021 | 28 | MIA | 13 | 0* | β | 0.0% | 166 | 18.4% | 270 | 76.6% |
| 2022 | 29 | MIA | 1 | β | β | 0.0% | β | 0.0% | 14 | 52.0% |
| Career | 70 | β | β | 1,466 | β | 1,167 | β |
* GS not available from free sources β SG* estimated from snap share (nflverse 2012+)
| Season | Age | Team | G | GS | Tgt | Cmp | Cmp% | RateAll | ADOT | Prss | Hrry | QBKD | Bltz | MissTkl | Miss% |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018 | 25 | HOU | 12 | 0* | 7 | 5 | 0.7 | 42.3 | 4.9 | 2 | 0 | 2 | 6 | 1 | 0.1 |
| 2019 | 26 | HOU | 15 | 0* | 12 | 11 | 0.9 | 121.9 | 2.3 | 8 | 2 | 2 | 45 | 5 | 0.1 |
| 2020 | 27 | HOU | 11 | 0* | 6 | 3 | 0.5 | 59.7 | -0.8 | 3 | 2 | 1 | 18 | 6 | 0.2 |
| 2021 | 28 | MIA | 13 | 0* | 3 | 2 | 0.7 | 89.6 | 2.7 | 1 | 0 | 1 | 5 | 1 | 0.1 |
| Career | 51 | 28 | 21 | β | β | β | 14 | 4 | 6 | 74 | 13 | β |
* GS not available from free sources β SG* estimated from snap share (nflverse 2012+)
A solid career by KV-H: a peak-driven profile that scores 48 of 100, era-normalized against sacks/g peers across 6 scored seasons.
Blend 47.8 Γ longevity 1 = KV-H 48Β· confidence 86%
Season-by-season quality (era-relative sacks/g)
Reached 3% of the all-time Sacks 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 edge rushers, shrinkage-regularized so small samples don't spike, over the NFL snap-count era (2012+).
Amber = this player (normalized to own peak). Indigo = average linebackers aging curve. Group peak age: 25. Source: StatVault KV-H era (1999+).
College stats are not imported for this profile yet.
StatVault has the verified college attribution (Stanford; California), 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.
Brennan inherited the Houston Texans LB room from Benardrick McKinney (2015β2020), and handed it to Zach Cunningham (2017β2021).
Statistical + physical similarity across every player in the database, position-relevant (0β100%).
Last recorded season with MIA
Joined MIA (from HOU)
Entered the NFL with HOU
From nflverse weekly injury reports Β· coverage begins 2009.
| Season | Team | Games Out | Designations |
|---|---|---|---|
| 2019 | HOU | 0 | W13QuestionableΒ· ShoulderW14QuestionableΒ· ShoulderW15QuestionableΒ· Achilles / ShoulderW16QuestionableΒ· Achilles / Shoulder |
| 2018 | HOU | 0 | W14QuestionableΒ· Ankle |
| 2017 | HOU | 1 | W13OutΒ· Foot |
StatVault's proprietary player intelligence, informed by full career data. How Knox works β
Era-normalized career quality β z-scored against 6-season peers. See all β
Career durability β games played vs. scheduled, across 7 seasons.
Sacks 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 Sacks | Sacks/G | β 2025 Sacks | β 2025 /G |
|---|---|---|---|---|
| 2016 | 0 | 0 | 0 | 0 |
| 2017 | 2 | 0.2 | 3+1 | 0.2 |
| 2018 | 0 | 0 | 0 | 0 |
| 2019 | 3.5 | 0.3 | 5+1.5 | 0.3 |
| 2020 | 0 | 0 | 0 | 0 |
| 2021 | 0 | 0 | 0 | 0 |
Data: nflverse:players, nflverse:player_stats_def, nflverse:snap_counts, nflverse:injuries Β· multi-source verified via the StatVault Oracle Β· updated 6/18/2026
Career Value Β· VORP
20 career value over replacement β #3091 all-time of 4,642. 3.3/season above a replacement-level LB.
Fan Rating
Rate Brennan Scarlett β All-Time
Explore More
Similar Players
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.
Quentin Groves
OLB
88% match
2016 Draft ClassmatesFull class β