Damion Square
Durable Contributor
Height6'2"
Weight293 lb
BornFeb 6, 1989
Age37
CollegeAlabamaSee College Stats
ConferenceSoutheastern
Rookie yr2013
A edge rusher who maximized value through reliable availability. Their developmental was extended by consistently being on the field.
Career Value · VORP
VORP 25 · #2868 · Role PlayerWorth 25 points of value above a freely-available replacement interior lineman — top 63% of all 4,642 ranked at the position. 3 of 8 seasons cleared the replacement bar, by +8.3 on average.See board →
Seasons above replacement
3 cleared
5 replaced
Beat replacement (adds to VORP) Below it — adds 0, never a debit
47
Replacement
the KC-H bar
→
3
Seasons over
cleared the bar
×
+8.3
Avg surplus
peak +13
3 seasons × ~8.3 surplus ≈ VORP 25
Combined Season Grid
The full season-by-season grids, joined on one timeline. Every selected stat family stays visible at once—no tab hopping.
3 grids split in one view
| 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% | |||||
| 2013 | — | PHI | 4 | — | 4 | 4 | 0 | 1 | 0 | 0.0 | 1.0 | 0 | 1 | 0 | — | 0 | 0 | — | 0.0% | 147 | 19.4% | 14 | 14.3% | — | — | — | — | — | — | — | — | — | — | — |
| 2015 | — | LAC | 5 | — | 5 | 4 | 1 | 0 | 2 | 0.0 | 2.0 | 0 | 0 | 0 | 1 | 0 | 0 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 2015 | — | SD | 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 0.0% | 155 | 39.5% | 9 | 12.0% | — | — | — | — | — | — | — | — | — | — | — |
| 2016 | — | LAC | 8 | — | 13 | 8 | 5 | 4 | 4 | 2.5 | 10.5 | 0 | 0 | 0 | — | 0 | 0 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 2016 | — | SD | 11 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 0.0% | 362 | 50.2% | 55 | 19.0% | — | — | — | — | — | — | — | — | — | — | — |
| 2017 | — | LAC | 10 | — | 16 | 10 | 6 | 1 | 1 | 0.0 | 2.0 | 0 | 3 | 0 | 1 | 0 | 0 | — | 0.0% | 363 | 34.4% | 54 | 14.3% | — | — | — | — | — | — | — | — | — | — | — |
| 2018 | — | LAC | 16 | — | 31 | 16 | 15 | 3 | 7 | 3.0 | 13.0 | 0 | 3 | 0 | — | 0 | 0 | — | 0.0% | 530 | 51.8% | 45 | 14.8% | 1 | 0 | 0.0 | 39.6 | 1.0 | 7 | 0 | 3 | 0 | 2 | 0.1 |
| 2019 | — | LAC | 13 | — | 25 | 13 | 12 | 1 | 1 | 0.0 | 2.0 | 0 | 2 | 0 | — | 0 | 0 | — | 0.0% | 402 | 40.9% | 82 | 19.8% | 4 | 3 | 0.8 | 93.7 | -4.8 | 3 | 2 | 1 | 0 | 4 | 0.1 |
| 2020 | — | LAC | 12 | — | 19 | 8 | 11 | 1 | 2 | 1.0 | 4.0 | 0 | 0 | 0 | — | 0 | 0 | — | 0.0% | 252 | 23.9% | 88 | 19.1% | 0 | 0 | — | — | — | 2 | 0 | 1 | 0 | 3 | 0.1 |
| 2021 | — | LV | 6 | — | 7 | 1 | 6 | 0 | 3 | 0.5 | 3.5 | 0 | 0 | 0 | — | 0 | 0 | — | 0.0% | 190 | 30.9% | 5 | 7.3% | — | — | — | — | — | — | — | — | — | — | — |
| 2021 | — | 3TM | 9 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 0 | 0 | — | — | — | 5 | 2 | 2 | 0 | 0 | 0.0 |
| Career | — | 100 | — | 120 | 64 | 56 | 11 | 20 | 7.0 | 38.0 | 0 | 9 | 0 | 2 | 0 | 0 | — | 0.0% | 2,401 | 36.4% | 352 | 15.1% | 5 | 3 | — | — | — | 17 | 4 | 7 | 0 | 9 | — | |
Defense
| Season | Age | Team | G | GS | Tkl | Solo | Ast | TFL | QBHits | Sk | Dis | Int | PD | FF | FR | TD | Sfty | VAL |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2013 | 24 | PHI | 4 | 0* | 4 | 4 | 0 | 1 | 0 | 0.0 | 1.0 | 0 | 1 | 0 | — | 0 | 0 | 1.4 |
| 2015 | 26 | LAC | 5 | 0* | 5 | 4 | 1 | 0 | 2 | 0.0 | 2.0 | 0 | 0 | 0 | 1 | 0 | 0 | 1.8 |
| 2016 | 27 | LAC | 8 | 6* | 13 | 8 | 5 | 4 | 4 | 2.5 | 10.5 | 0 | 0 | 0 | — | 0 | 0 | 5.5 |
| 2017 | 28 | LAC | 10 | 0* | 16 | 10 | 6 | 1 | 1 | 0.0 | 2.0 | 0 | 3 | 0 | 1 | 0 | 0 | 3.3 |
| 2018 | 29 | LAC | 16 | 8* | 31 | 16 | 15 | 3 | 7 | 3.0 | 13.0 | 0 | 3 | 0 | — | 0 | 0 | 7.8 |
| 2019 | 30 | LAC | 13 | 0* | 25 | 13 | 12 | 1 | 1 | 0.0 | 2.0 | 0 | 2 | 0 | — | 0 | 0 | 4.4 |
| 2020 | 31 | LAC | 12 | 0* | 19 | 8 | 11 | 1 | 2 | 1.0 | 4.0 | 0 | 0 | 0 | — | 0 | 0 | 4.6 |
| 2021 | 32 | LV | 6 | 0* | 7 | 1 | 6 | 0 | 3 | 0.5 | 3.5 | 0 | 0 | 0 | — | 0 | 0 | 2.4 |
| Career | 74 | 14* | 120 | 64 | 56 | 11 | 20 | — | — | 0 | 9 | 0 | 2 | 0 | 0 | 31.2 |
* GS not available from free sources — SG* estimated from snap share (nflverse 2012+)
Snap Counts
| Season | Age | Team | G | GS | Off | Off% | Def | Def% | ST | ST% |
|---|---|---|---|---|---|---|---|---|---|---|
| 2013 | 24 | PHI | 10 | 0* | — | 0.0% | 147 | 19.4% | 14 | 14.3% |
| 2015 | 26 | SD | 6 | 0* | — | 0.0% | 155 | 39.5% | 9 | 12.0% |
| 2016 | 27 | SD | 11 | 6* | — | 0.0% | 362 | 50.2% | 55 | 19.0% |
| 2017 | 28 | LAC | 16 | 0* | — | 0.0% | 363 | 34.4% | 54 | 14.3% |
| 2018 | 29 | LAC | 16 | 8* | — | 0.0% | 530 | 51.8% | 45 | 14.8% |
| 2019 | 30 | LAC | 16 | 0* | — | 0.0% | 402 | 40.9% | 82 | 19.8% |
| 2020 | 31 | LAC | 16 | 0* | — | 0.0% | 252 | 23.9% | 88 | 19.1% |
| 2021 | 32 | LV | 9 | 0* | — | 0.0% | 190 | 30.9% | 5 | 7.3% |
| Career | 100 | 14* | — | — | 2,401 | — | 352 | — |
* GS not available from free sources — SG* estimated from snap share (nflverse 2012+)
Advanced Defense & Coverage (2018+)
| Season | Age | Team | G | GS | Tgt | Cmp | Cmp% | RateAll | ADOT | Prss | Hrry | QBKD | Bltz | MissTkl | Miss% |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018 | 29 | LAC | 16 | 8* | 1 | 0 | 0.0 | 39.6 | 1.0 | 7 | 0 | 3 | 0 | 2 | 0.1 |
| 2019 | 30 | LAC | 16 | 0* | 4 | 3 | 0.8 | 93.7 | -4.8 | 3 | 2 | 1 | 0 | 4 | 0.1 |
| 2020 | 31 | LAC | 16 | 0* | 0 | 0 | — | — | — | 2 | 0 | 1 | 0 | 3 | 0.1 |
| 2021 | 32 | 3TM | 9 | 0* | 0 | 0 | — | — | — | 5 | 2 | 2 | 0 | 0 | 0.0 |
| Career | 57 | 8* | 5 | 3 | — | — | — | 17 | 4 | 7 | 0 | 9 | — |
* GS not available from free sources — SG* estimated from snap share (nflverse 2012+)
KV-H Anatomy
KV-H 48 · SolidA solid career by KV-H: a peak-driven profile that scores 48 of 100, era-normalized against sacks/g peers across 8 scored seasons.
46
Sustained
career value
×.6
52
Peak
best 3 seasons
×.4
×1
Longevity
career length
Blend 48.4 × longevity 1 = KV-H 48· confidence 86%
What builds the career mark of 46
On-field 32.8
Availability 13.2
On-field production Staying available
Season-by-season quality (era-relative sacks/g)
2013bestavg 412021
All-Time Standing
how this career measures against the all-time greats at the position4
Depth
of 100
Reached 4% of the all-time Sacks leader — a rotational/depth all-time profile at the position.
4% of the all-time Sacks leader4
0 categories ≥25% of the all-time leader0
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: 91%.
Per-Snap Impact
Interior D-Line · proprietary · 2012+42
Solid
SIS
Disruption/1001.958Snap share36.4%Def snaps2,401ReliableCV 0.40
Production per snap — the box score normalized by opportunity. SIS is z-scored within interior d-line, shrinkage-regularized so small samples don't spike, over the NFL snap-count era (2012+).
Career Aging Trajectory
vs. position group average · KV-H basisAmber = this player (normalized to own peak). Indigo = average defensive linemen aging curve. Group peak age: 25. Source: StatVault KV-H era (1999+).
Combine · 2013
Percentiles compare each raw measurement against position peers, the full combine pool, and the same draft class where enough samples exist.
5.23s
40-Yard
Low · 17th pct
Pos 17thAll 8thClass Pos 33thClass All 10th
Postseason Career
4 playoff gamesDefense
Tkl6Solo4Ast2TFL1Dis1.0
College stats are not imported for this profile yet.
StatVault has the verified college attribution (Alabama), 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.
Reference Graph
Career teammates and draft class, derived from year-by-year rosters — every name is linked.
Top Teammates
Denzel PerrymanMLB9yKeenan AllenWR8yMelvin IngramLB8yPhilip RiversQB7yCasey HaywardCB7yJahleel AddaeS7yAdrian PhillipsDB7yMelvin GordonRB7yDarius PhilonDT7yAntonio GatesTE6yCorey LiugetDT6yHunter HenryTE6yJoey BosaDE6yTyrell WilliamsWR6yKyle EmanuelOLB6yNick DzubnarLB6yCraig MagerCB6yBrandon MebaneDT5yTravis BenjaminWR5yDontrelle InmanWR5yJeremiah AttaochuLB5yDerek WattFB5yJason VerrettDB5yJatavis BrownOLB5y
Franchise Succession
the room, before and afterDamion inherited the Los Angeles Chargers DL room from Darius Philon (2015–2018), and handed it to Brandon Mebane (2016–2019).
Similar Players
Statistical + physical similarity across every player in the database, position-relevant (0–100%).
Movementderived from season history
- 2021team change
Joined LV (from LAC)
- 2021final season
Last recorded season with LV
- 2015team change
Joined LAC (from PHI)
- 2013signing
Entered the NFL with PHI
Athletic & Unique Profile
verified measurements and curated source-tagged facts6'2" / 293 lb
Frame
293 lb at 5.23s
Size-speed
Injury History
From nflverse weekly injury reports · coverage begins 2009.
| Season | Team | Games Out | Designations |
|---|---|---|---|
| 2019 | LAC | 0 | W9Questionable· Back |
Knox
StatVault's proprietary player intelligence, informed by full career data. How Knox works →
Historical Knox · KV-H
Era-normalized career quality — z-scored against 8-season peers. See all →
48
peak 52
Season Report Cards· KV-H era-normalized per season
F2013
F2015
C+2016
C2017
B2018
C2019
C2020
D2021
Availability
Career durability — games played vs. scheduled, across 8 seasons.
78%
Era Translator
Sacks 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 Sacks | Sacks/G | → 2025 Sacks | → 2025 /G |
|---|---|---|---|---|
| 2013 | 0 | 0 | 0 | 0 |
| 2015 | 0 | 0 | 0 | 0 |
| 2016 | 2.5 | 0.3 | 5+2.5 | 0.3 |
| 2017 | 0 | 0 | 0 | 0 |
| 2018 | 3 | 0.2 | 3 | 0.2 |
| 2019 | 0 | 0 | 0 | 0 |
| 2020 | 1 | 0.1 | 2+1 | 0.1 |
| 2021 | 0.5 | 0.1 | 2+1.5 | 0.1 |
Data: nflverse:players, nflverse:player_stats_def, nflverse:snap_counts, nflverse:combine, nflverse:injuries · multi-source verified via the StatVault Oracle · updated 6/18/2026
Career Value · VORP
25 career value over replacement — #2868 all-time of 4,642. 3.1/season above a replacement-level DL.
Fan Rating
Rate Damion Square — All-Time
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