Reached 3% of the all-time Sacks 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: 87%.
Career Value · VORP
11 career value over replacement — #3568 all-time of 4,649. 2.2/season above a replacement-level LB.
Fan Rating
Rate L.J. Fort — All-Time
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StatVault aggregates multiple open-licensed and proprietary sources into a single profile. The depth indicator above shows which layers are available for this player.
Pre-1999 players have bio + draft data but counting stats are not available from any freely-licensed source. Players with ★ Career Only see verified career aggregates from nflverse draft_picks.
Production per snap — the box score normalized by opportunity. SIS is z-scored within linebackers, 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: 32. Source: StatVault KV-H era (1999+).
Defense
Snap Counts (2012–present)
Proprietary StatVault Metrics
College stats are not imported for this profile yet.
StatVault has the verified college attribution (Northern Iowa), 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%).
Last recorded season with BAL
Joined BAL (from PIT)
Joined PIT (from SEA)
Joined SEA (from CLE)
Entered the NFL with CLE
From nflverse weekly injury reports · coverage begins 2009.
| Season | Team | Games Out | Designations |
|---|---|---|---|
| 2020 | BAL | 1 | W4Questionable· ThighW9Out· FingerW10Questionable· FingerW11Questionable· Finger |
| 2018 | PIT | 0 | W6Doubtful· Ankle |
StatVault's proprietary player intelligence, informed by full career data. How Knox works →
Era-normalized career quality — z-scored against 5-season peers. See all →
Career durability — games played vs. scheduled, across 7 seasons.
Composite score across availability, IR frequency, and injury severity. See all →
Tackles 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 Tackles | Tackles/G | → 2025 Tackles | → 2025 /G |
|---|---|---|---|---|
| 2012 | 11 | 1.8 | 13+2 | 0.8 |
| 2017 | 2 | 0.5 | 0-2 | 0 |
| 2018 | 35 | 3.5 | 49+14 | 2.9 |
| 2019 | 24 | 2.7 | 36+12 | 2.1 |
| 2020 | 44 | 3.1 | 50+6 | 2.9 |
Data: nflverse:players, nflverse:player_stats_def, nflverse:snap_counts, nflverse:injuries · multi-source verified via the StatVault Oracle · updated 7/31/2026
Jonathan Casillas
OLB
85% match
2012 Draft ClassmatesFull class →
Wore 5 distinct franchise crests across 9 seasons (2012–2020) — a true nomad. The crest trail: