Sen'Derrick Marks is a career quality starter — a pass rusher whose body of work places Marks in the top quarter of all players at the position historically. The Knox model values sustained contribution over flash, and Marks's career arc reflects exactly that kind of reliable professional-grade performance.

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#63Career resurrectionsof 100

DTJAX#99ACT

Sen'Derrick Marks

Top 25% all-time pass rushersHigh-End Starter📈 Late Developer · 2014 Team Carrier · #438

Height6'2"

Weight309 lb

Career Value · VORP

71 career value over replacement — #1647 all-time of 4,695. 8.9/season above a replacement-level DL.

Draft OutcomeValue ↑

Pick #62 (Rd 2) · TEN · 2009 · +14.9 vs expected KV-H

61actual

46.1 expected · Δ+14.9

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Compare Sen'Derrick Marks vs Player Report data error

Combined Season Grid

Season totals or exact team stints. Career totals count each season once.

2 categories · One row per season · Scroll for all statistics

Season	Age	Team	G	GS	Defense													Snap Counts
Season	Age	Team	G	GS	Tkl	Solo	Ast	TFL	QBHits	Sk	Dis	Int	PD	FF	FR	TD	Sfty	Off	Off%	Def	Def%	ST	ST%
2009	22	TEN	6	—	10	5	5	1	2	1.0	4.0	0	1	0	—	0	0	—	—	—	—	—	—
2010	23	TEN	11	—	17	9	8	2	6	0.0	8.0	1	3	1	—	0	0	—	—	—	—	—	—
2011	24	TEN	15	—	21	12	9	2	3	0.5	5.5	0	1	1	—	0	0	—	—	—	—	—	—
2012	25	TEN	14	—	40	29	11	3	6	1.5	10.5	0	3	1	—	0	0	—	—	—	—	—	—
2013	26	JAX	16	—	31	25	6	6	10	4.0	20.0	0	8	2	3	0	0	—	0.0%	932	83.4%	89	19.3%
2014	27	JAX	16	—	42	32	10	15	18	8.5	41.5	0	3	0	1	0	0	—	0.0%	718	64.4%	65	14.1%
2015	28	JAX	4	—	6	4	2	2	0	0.0	2.0	0	3	0	—	0	0	—	0.0%	144	51.3%	—	0.0%
2016	29	JAX	16	—	22	18	4	7	9	3.5	19.5	0	1	0	1	0	0	—	0.0%	540	50.5%	79	16.5%
Career		—	98	—	189	134	55	38	54	19.0	111.0	1	23	5	5	0	0	—	—	—	—	—	—

Career arc · VAL by season

8 seasons · peak 5.2 in 2014

VAL (Value Above League) measures each NFL season against that season's league; the dashed line is zero — a season that added nothing above the league's fringe. ● peak · ○ league-best season.

What he added · wins above replacement

0.7 career wins over 8 seasons · 1 win = 13.08 VAL

Best season · 2014 · +0.4 wins

Defence+0.4

Defense

Season	Age	Team	G	GS	Tkl	Solo	Ast	TFL	QBHits	Sk	Dis	Int	PD	FF	FR	VAL
2009	22	TEN	6	—	10	5	5	1	2	1.0	4.0	0	1	0	—	0
2010	23	TEN	11	—	17	9	8	2	6	0.0	8.0	1	3	1	—	0.6
2011	24	TEN	15	—	21	12	9	2	3	0.5	5.5	0	1	1	—	0
2012	25	TEN	14	—	40	29	11	3	6	1.5	10.5	0	3	1	—	0
2013	26	JAX	16	13*	31	25	6	6	10	4.0	20.0	0	8	2	3	2.5
2014	27	JAX	16	10*	42	32	10	15	18	8.5	41.5	0	3	0	1	5.2
2015	28	JAX	4	2*	6	4	2	2	0	0.0	2.0	0	3	0	—	0
2016	29	JAX	14	8*	22	18	4	7	9	3.5	19.5	0	1	0	1	1.5
Career			96		189	134	55	38	54	19.0	111.0	1	23	5	5	9.8

* 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	26	JAX	16	13*	—	0.0%	932	83.4%	89	19.3%
2014	27	JAX	16	10*	—	0.0%	718	64.4%	65	14.1%
2015	28	JAX	4	2*	—	0.0%	144	51.3%	—	0.0%
2016	29	JAX	16	8*	—	0.0%	540	50.5%	79	16.5%
Career			—		—	—	—	—	—	—

Career games and per-game totals are unavailable because the season rows do not establish complete career coverage. Published career totals are preserved.

* GS not available from free sources — SG* estimated from snap share (nflverse 2012+)

KV-H Anatomy

KV-H 61 · Strong Starter

A strong starter career by KV-H: a peak-driven profile that scores 61 of 100, era-normalized against sacks/g peers across 8 scored seasons.

Sustained

career value

×.6

Peak

best 3 seasons

×.4

×1

Longevity

career length

Blend 60.8 × longevity 1 = KV-H 61· confidence 91%

What builds the career mark of 56

On-field 39.3

Availability 16.7

On-field production