#21

Tyas Martin

Senior defensive lineman for Marshall. 2025: 1.5 sacks, 2.5 tackles for loss, 19 tackles.

DL · Marshall · Sr. · #21

6′4″ · 330 lb · Helena, AR

CFB Index 39 · #216 of 330 interior linemenLow confidenceReturning to Marshall for 2026

Next upSat Sep 19 · 6:30 pm ETat Missouri StatePlaster Sports ComplexMarshall by 3.5

The numbers

1.5

sacks · 2025

2.5 TFL · 19 tackles

Best game: 1 sacks, 1 TFL, 3 tackles, vs Eastern Kentucky

His career numbers, season by season

The story

4 defensive lineman for Marshall. 2025: 1.5 sacks, 2.5 tackles for loss, 19 tackles.

Signed as a 3-star recruit to Colorado in 2021.
Transferred from Marshall to Marshall in 2025.

His career, year by year

How he plays

Controls the point of attack and doesn't move.

Sacks: 74th percentile.

The full scouting read

Tyas Martin

DL · Marshall · Sr · #21

Controls the point of attack and doesn't move. Two head coaches in two seasons, at two different programs. The receipt on tape: 4 tackles, 0.5 TFL against Texas State, Week 8, 2025.

Low coverage — composed from the verified record.

positional archetype classification
head-coach lineage
game log

2025 snapshot

Season context · Team result + system

2022Colorado1-11HC: Mike Sanford Jr. · Balanced, slow tempo

2025Marshall5-7HC: Tony Gibson · Run-leaning

Where this defender ranks vs the field

Box-score production percentiles vs the position cohort

39Below cohort / limited sample #216 of 330?

Low confidence6 metrics · season cumulative

Concern: solo tackles (8th percentile).

Box-score production (6)

Sacks#707 / 2975 · 74th pct

1.5

Tackles for loss#1222 / 2975 · 56th pct

2.5

Tackles#2072 / 2975 · 29th pct

QB hurries#1662 / 2975 · 22nd pct

Passes defended#1916 / 2975 · 18th pct

Solo tackles#2694 / 2975 · 8th pct

Percentiles are versus same-position peers with enough snaps this season, based on box-score production. There are no play-by-play efficiency bars here: CFBD's play-value model credits offensive players only, so no defensive EPA exists to rank.

Splits & context

Splits · Per-game

2025 season · 9 games

Home/Road · Season halves

Home vs Road

	TKL/g	TFL/g	SACK/g	PD/g
Home6g	2.3	0.3	0.2	0.0
Road3g	1.7	0.2	0.0	0.0

First half vs Second half

	TKL/g	TFL/g	SACK/g	PD/g
Weeks 1-75g	1.8	0.3	0.3	0.0
Weeks 8+4g	2.5	0.2	0.0	0.0

Supporting cast · Scheme

Staff and system around the player

2026 season

Head Coach

Tony Gibson

Scheme reads (pass share, tempo, sack rate) need at least 3 team games — 2 games in so far.

Awards

Player standing · 2025

Rotational

Tackle volume for the position in rotation-piece range.

Recognition

Roster2-deepStarterRecognizedEliteApex

Production · CFB Index Score

39 · #216 of 330 interior linemen

Three-star recruit. Now #216 at the position.

2026 outlook

Outside shot for All-Sun Belt

Based on 2025: #33 of 48 Sun Belt DLs

How the All-Sun Belt estimate is computed

15% estimated, 95% confidence interval 13–17%. Base rate measured from players who finished at a comparable rank in their conference and came back the next season. It is an estimate from a small sample, not a forecast of this player.

Career stats

Season	Team
2025	Marshall	19	5	2.5	1.5	--	--	--
2022	Colorado	13	8	1.0	0.0	--	--	--
Career		32	13	3.5	1.5	--	--	--

Signature game

SIGNATURE GAME · Week 7 · 2025

W 48–24

vs Old Dominion

1 TOT

Dominant 24-point win at home against Old Dominion.

With C. Del Rio-Wilson — 219 yds · 2 TD · 0 INT · QBR 82.1 · 95 rush yds (17 car) · 2 TD · N. Totten — 38 AVG · 2 IN 20 · 54 LONG

Game log

Game log · Week-by-week

2025 season · 9 games

Box score · CFBD

Wk	Opp	TKL	SOLO	TFL	SACK	INT	Note
Wk 1	L 7-45@ Georgia	3	3	0.0	0.0	—
Wk 2	L 20-21vs Missouri State	1	0	0.5	0.5	—
Wk 3	W 38-7vs Eastern Kentucky	3	1	1.0	1.0	—
Wk 5	L 51-54@ Louisiana	1	0	0.0	0.0	—
Wk 7	W 48-24vs Old Dominion	1	0	0.0	0.0	—
Wk 8	W 40-37vs Texas State	4	0	0.5	0.0	—	Season-high 4 tackles
Wk 11	L 23-35vs James Madison	3	1	0.0	0.0	—
Wk 12	W 30-18@ Georgia State	1	0	0.5	0.0	—
Wk 14	L 19-24vs Georgia Southern	2	0	0.0	0.0	—
Total		19	5	2.5	1.5	—

How he plays

Play style

The heaviest frame on the interior. Sack production is intentionally not the point of this profile.

CFB Index positional classification

Activity vs finishing · season enumeration

What the box score actually says

9 games

19Tackles

5Solo

2.5TFL

1.5Sacks

0Pass def.

0INT

19 tackles. 0 passes defended. 0 interceptions. 2.5 TFL.

Week 20.5 sacks
Week 31 sack

Counts only, never a rate — splash-event sample sizes this small (interceptions, pass breakups, TFL) are noise as a rate and signal only as a tally.

2026 Outlook

Marshall

2026 Depth chart

Projected starter

Defensive line · Marshall

Returning around him

Transfer portal: +6 net (28 in / 22 out)

2026 Award watch

No preseason watch lists yet (most drop June 15 – July 15)

Marshall · Last season: 5-7 · Talent rank #97 · 2026 recruiting class #123

DNA match

Player DNA

Nose Anchor

The heaviest frame on the interior. Sack production is intentionally not the point of this profile.

IDL

His 2025 production profile sits closest to Keeshawn Silver’s 2025 season.

Keeshawn Silver

86%match

USC · 2025

Timmy Horne

Kansas State · 2021

84%

Brodric Martin

Western Kentucky · 2021

NFL Rd 3 · Pk 33

84%

Joseph Evans

UTSA · 2023

83%

Josaih Hayes

Kentucky · 2021

82%

Matches Keeshawn on

Class year

Height

Hurry rate

Not enough data yet for this comparison.

As a sophomore, his production profile tracks closest to Josaih Hayes's sophomore season at Kentucky (2021).

Josaih Hayes

87%match

Kentucky · 2021

Brodric Martin

Western Kentucky · 2021

All-Conference USANFL Rd 3 · Pk 33

86%

Timmy Horne

Kansas State · 2021

All-Conference USA

85%

Da'Jon Terry

Tennessee · 2021

84%

Jarrod Clark

Coastal Carolina · 2021

84%

Matches Josaih on

Class year

TFL rate

Weight

Player DNA

Players who play like Tyas Martin

Keeshawn Silver

USC · 2025

86%

Cameron Ball

Arkansas · 2022

82%

Collin Clay

Oklahoma State · 2024

82%

Jalen Marshall

Missouri · 2025

82%

Mazi Smith

Michigan · 2022

81%

The defensive line · Marshall

#58Braydin WardDL · Jr.6 tackles for loss · 2025
#21Tyas MartinDL · Sr.2.5 tackles for loss · 2025
#6Jalil Rivera-HarveyDL · Sr.1 tackle for loss · 2025
#7Kelvon McbrideEDGE · Jr.0 tackles for loss · 2025
#52Mikailin WarrenDL · Jr.0 tackles for loss · 2025

15 more on the roster · Marshall team page

Stats from CFBD · ESPN · fan discourse. Every figure computed from source tables — not invented. Methodology

2021

2023

20259 games

2025 snapshot

Splits & context

Awards

Rotational

Career stats

Signature game

Game log

How he plays

DNA match

Nose Anchor

Players who play like Tyas Martin

The defensive line · Marshall