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UFC simulation vs. the market Bout Simulator
Matthew Semelsberger
Welterweight · “Semi The Jedi”

Matthew Semelsberger

11-8-0 UFC 5-6-0
One-Punch Power Cardio Machine
6'1"Height
75"Reach
SwitchStance
33Age
2KO wins
0Sub wins
40.0%Finish rate
10:48Avg fight

Skill profile

Rated 0–100 · where 138 MMA has read him, his grades and tags set each axis and the stats only nudge inside his band · stats alone where he is silent · the rim is reserved for specialists
Striking — Average, rated 69 of 100 · 138 MMA: striking good · Nov 2024 · stats read 62 → nudged +2 inside the band · tag ko power: good (+3) · tag counter striking: good (+1) · claims striking power +2, striking volume +1, striking technique +1, pressure +2 (+6) Accuracy — Below avg, rated 39 of 100 · claims striking technique +1, counter striking +1 (+3) Striking D — Below avg, rated 32 of 100 · 138 MMA whiteboard: striking defence marked as a minus · stats read 29 → nudged -2 inside the band · claims striking defense -1, head movement +1 (-2) Durability — Average, rated 48 of 100 · 138 MMA read him durable · Jul 2023, before his knockout loss on 2024-11-09 — stats lead, that read only steps · claims chin +1 (+2) Wrestling — Below avg, rated 39 of 100 · 138 MMA: wrestling decent · Nov 2024 · stats read 32 → nudged -2 inside the band · claims td offense +1 (+2) TD Defense — Below avg, rated 28 of 100 · 138 MMA: wrestling decent (no takedown-defence tag), half-weighted with the stats read 14 · claims td defense +1 (+2) Grappling — Average, rated 51 of 100 · stats only — nothing in his reads bears on this axis Control — Average, rated 47 of 100 · stats only — nothing in his reads bears on this axis Striking Accuracy Striking D Durability Wrestling TD Defense Grappling Control
striking good
3 analyst reads graded this phase
  • good UFC Fight Night Magny vs Prates Full Card Analysis, Prediction & Breakdown (UFC Vegas 100) · November 5, 2024 watch ↗
  • good UFC Fight Night: Ankalaev vs Walker · January 5, 2024 watch ↗
  • good UFC 291: Poirier vs Gaethje 2 · July 25, 2023 watch ↗
grappling not yet read
wrestling decent
5 analyst reads graded this phase
  • decent UFC Fight Night Magny vs Prates Full Card Analysis, Prediction & Breakdown (UFC Vegas 100) · November 5, 2024 watch ↗
  • decent UFC Fight Night: Ankalaev vs Walker · January 5, 2024 watch ↗
  • decent UFC 291: Poirier vs Gaethje 2 · July 25, 2023 watch ↗
  • decent UFC Fight Night Pavlovich vs Blaydes Predictions And Full Card Breakdown UFC Vegas 71 · April 18, 2023 watch ↗
  • solid UFC Fight Night: Cannonier vs Strickland Full Card Analysis, Preview, & Prediction · December 14, 2022 watch ↗
cardio great
1 analyst read graded this phase
  • great UFC Fight Night Pavlovich vs Blaydes Predictions And Full Card Breakdown UFC Vegas 71 · April 18, 2023 watch ↗
durability not yet read
striking good 3 reads
grappling not yet read
wrestling decent 5 reads
cardio great 1 read
durability not yet read

138 MMA anchors Striking, Striking D, Wrestling · his tags and claims adjust Accuracy, Durability, TD Defense · stats alone on Grappling, Control.

One-Punch Power 10 knockdowns · 1.26 per 15 min
Cardio Machine 138 MMA · Apr 2023 grades his cardio great
Career rates — the raw numbers behind the chart
Sig. strikes landed / min3.77
Sig. strikes absorbed / min4.24
Striking accuracy43.0%
Striking defense54.1%
Knockdowns / 15 min1.26
Takedowns / 15 min1.01
Takedown accuracy57.1%
Takedown defense45.7%
Sub attempts / 15 min0.38
Control time17.2%
Record vs .500+ opponents1-5

Insider info

5 analyst reads · 138 MMA · our paraphrase, never his words
vs Charles Radtke lean UFC Fight Night Magny vs Prates Full Card Analysis, Prediction & Breakdown (UFC Vegas 100) · November 5, 2024
strikinggood wrestlingdecent cardiogreat

Picks Radtke ('Chuck Buffalo') on being the better decision-maker and a slightly better grappler, but repeatedly hedges each comparison, calling the striking matchup 'that's close' and 'kind of a wash' and himself only a 'slight favorite' rather than stating a clean mechanism.

A good, forward-moving striker whose footwork reads as unusual but works for him, backed by knockdown-level power, good volume and good counters, though he can be countered himself. His decent wrestling includes takedowns rooted in a football background. The analyst's central critique is a recurring pattern: across his last five fights he has repeatedly reached winnable decision points and made the wrong read, turning plausible wins into losses.

StrengthGood forward pressure
StrengthUnorthodox movement
StrengthKnockdown power
StrengthGood volume and counters
StrengthDecent wrestling/takedowns (football background)
WeaknessOpen to counters off his own strikes
WeaknessPattern of making the wrong in-fight decision at key moments, turning winnable fights into losses
ko power · good
vs Preston Parsons coinflip UFC Fight Night: Ankalaev vs Walker · January 5, 2024 · 1 read since
strikinggood wrestlingdecent cardiogreat

root-beer-idiom staking language paired with an explicit stay-away instruction and a stated lack of confidence -- the idiom-plus-advice case, which reads as coinflip. He still names Parsons as the pick, so this is a valid provisional pick, not a null.

Taking the fight on relatively short notice, though most of his prep was already done. An athletic, unorthodox striker with real forward pressure, good volume, and better counter-striking than his style suggests, plus very good knockdown power that hasn't produced a finish in a while. The same power-reliant, committed style leaves him wide open to counters when a shot misses or lands short. Wrestling of his own is only decent.

Strengthforward pressure
Strengthunorthodox movement
Strengthvolume
Strengthcounter-striking
Strengthknockdown power
Weaknesswide open to counters when he overcommits or misses
ko power · goodcounter striking · good
vs Uros Medic clear UFC 291: Poirier vs Gaethje 2 · July 25, 2023 · 2 reads since
strikinggood wrestlingdecent cardiogreat

Says if the fight ran 100 times he wins "way more than half"; the only hedge is round-one risk from Medic's fast start, which is a round hedge, not an outcome hedge.

Described as good everywhere rather than great anywhere: unpredictable, unorthodox striking, decent volume and real power that puts people down even without a single clean knockout shot. He counters well but is also open to counters himself, a real two-way risk. His wrestling is secondary but usable, with decent takedowns and decent takedown defense, and his athleticism and durability are called out as helping him survive exchanges.

Strengthunorthodox, unpredictable movement
Strengthdecent volume and power that can put opponents down
Strengthcounters
Strengthcan mix in takedowns with decent takedown defense
Strengthathletic
Strengthdurable
Weaknessopen to counters himself
ko power · decentchin · durable
vs Jeremiah Wells clear UFC Fight Night Pavlovich vs Blaydes Predictions And Full Card Breakdown UFC Vegas 71 · April 18, 2023 · 3 reads since
wrestlingdecent cardiogreat

Stated plainly ('I like Samuel's Burger') with a named mechanism -- length, volume and durability closing the gap on Wells late -- and no hedge on the win itself; the only uncertainty voiced is about final-fight method (knockout for Wells, decision for Semelsberger), which per the confidence bar does not demote.

Forward pressure with unorthodox, high-volume power striking, plus decent wrestling and takedown defense -- he has stuffed takedowns against a past UFC opponent. Durable, athletic, with good cardio, all cited as the intangibles expected to close the gap on Wells over the course of the fight.

Strengthunorthodox, high-volume power striking
Strengthdecent takedown defense, has stuffed takedowns before
Strengthdurable, athletic, good cardio
chin · durable
vs Jake Matthews clear UFC Fight Night: Cannonier vs Strickland Full Card Analysis, Preview, & Prediction · December 14, 2022 · 4 reads since
wrestlingsolid

Non-hedged pick: he states plainly that Matthews gets the win and names him as his pick for the fight. Separately references the moneyline price (around -250/-275) and the chance of a scary moment, but neither changes the outcome call.

A tough, athletic striker who can also wrestle at a fairly high level and mixes his tools together well; a solid gatekeeper-level fighter capable of beating -- and even upsetting -- opponents who underestimate him, via flying knees and wild or spinning elbows aided by a football background. He is not viewed as being at the level needed to beat the top side of this matchup.

Strengthathletic, tough striking (flying knees, spinning elbows)
Strengthcan wrestle at a fairly high level
Strengthmixes his tools well, capable of upsets
Weaknessnot viewed as top-tier level
Weaknesswrestling less likely to be his path to victory here

Striking trend

Sig. strikes/min, last 8 fights · green = win
September 25, 2021 vs Martin Sano — 12.0/min (W) — only 0.2 min of tape, so this rate reflects how fast the fight ended more than how he fought Sep '21 March 12, 2022 vs AJ Fletcher — 2.67/min (W) Mar '22 July 30, 2022 vs Alex Morono — 4.93/min (L) Jul '22 December 17, 2022 vs Jake Matthews — 3.0/min (W) Dec '22 April 22, 2023 vs Jeremiah Wells — 1.33/min (L) Apr '23 July 29, 2023 vs Uros Medic — 4.13/min (L) Jul '23 January 13, 2024 vs Preston Parsons — 1.87/min (L) Jan '24 November 9, 2024 vs Charles Radtke — 2.35/min (L) — only 0.8 min of tape, so this rate reflects how fast the fight ended more than how he fought Nov '24

Fight history

11 UFC bouts · newest first · opponent records as of fight night
L Charles Radtke 2-1 walk-in KO/TKO · R1 0:51 — UFC Fight Night: Magny vs. Prates · November 9, 2024
2/8Sig. strikes
7/12Absorbed
0/0Takedowns
0:00Control
0Knockdowns
0Sub attempts
L Preston Parsons 1-2 walk-in Decision - Unanimous · R3 5:00 — UFC Fight Night: Ankalaev vs. Walker 2 · January 13, 2024
28/69Sig. strikes
47/87Absorbed
1/2Takedowns
3:08Control
0Knockdowns
2Sub attempts
L Uros Medic 8-1 walk-in KO/TKO · R3 2:36 — UFC 291: Poirier vs. Gaethje 2 · July 29, 2023
52/120Sig. strikes
69/128Absorbed
0/2Takedowns
1:13Control
1Knockdowns
0Sub attempts
L Jeremiah Wells 11-2-1 walk-in Decision - Split · R3 5:00 — UFC Fight Night: Pavlovich vs. Blaydes · April 22, 2023
20/37Sig. strikes
36/76Absorbed
0/1Takedowns
1:29Control
2Knockdowns
0Sub attempts
W Jake Matthews 18-5 walk-in Decision - Unanimous · R3 5:00 — UFC Fight Night: Cannonier vs. Strickland · December 17, 2022
45/116Sig. strikes
32/89Absorbed
3/5Takedowns
4:16Control
3Knockdowns
0Sub attempts
L Alex Morono 21-7 walk-in Decision - Unanimous · R3 5:00 — UFC 277: Pena vs. Nunes 2 · July 30, 2022
74/229Sig. strikes
106/194Absorbed
1/1Takedowns
2:38Control
1Knockdowns
0Sub attempts
W AJ Fletcher 0-0 walk-in Decision - Unanimous · R3 5:00 — UFC Fight Night: Santos vs. Ankalaev · March 12, 2022
40/82Sig. strikes
34/64Absorbed
1/1Takedowns
4:55Control
0Knockdowns
0Sub attempts
W Martin Sano 0-0 walk-in KO/TKO · R1 0:15 — UFC 266: Volkanovski vs. Ortega · September 25, 2021
3/5Sig. strikes
1/3Absorbed
0/0Takedowns
0:01Control
1Knockdowns
0Sub attempts
L Khaos Williams 11-2 walk-in Decision - Unanimous · R3 5:00 — UFC Fight Night: Jung vs. Ige · June 19, 2021
64/141Sig. strikes
91/260Absorbed
0/0Takedowns
0:02Control
0Knockdowns
0Sub attempts
W Jason Witt 18-6 walk-in KO/TKO · R1 0:16 — UFC Fight Night: Edwards vs. Muhammad · March 13, 2021
3/5Sig. strikes
4/4Absorbed
0/0Takedowns
0:02Control
1Knockdowns
0Sub attempts
W Carlton Minus 0-0 walk-in Decision - Unanimous · R3 5:00 — UFC Fight Night: Munhoz vs. Edgar · August 22, 2020
118/233Sig. strikes
77/182Absorbed
2/2Takedowns
2:46Control
1Knockdowns
1Sub attempts

Walk-in records count UFC bouts in this database. For the pre-UFC career, see the record breakdown below or the Tapology button up top.

Record breakdown

Full pro career (Wikipedia, results only)
11-8-0Pro record
Crazy 88 MMA, Clinch AcademyGym / team

Wins by method

KO/TKO 6
Submission 1
Decision 4
Other 0

Losses by method

KO/TKO 3
Submission 1
Decision 4
Other 0

Fights by organization

UFC 11
Shogun Fights 4
Art of War Cage Fighting 1
Maverick MMA 1
CFFC 1
Strike Off 1
Full career — 19 fights, every organization
OpponentMethodEventOrg RdTime
L Charles Radtke TKO (punches) UFC Fight Night: Magny vs. Prates
November 9, 2024
UFC 1 0:51
L Preston Parsons Decision (unanimous) UFC Fight Night: Ankalaev vs. Walker 2
January 13, 2024
UFC 3 5:00
L Uroš Medić TKO (spinning backfist and punches) UFC 291
July 29, 2023
UFC 3 2:36
L Jeremiah Wells Decision (split) UFC Fight Night: Pavlovich vs. Blaydes
April 22, 2023
UFC 3 5:00
W Jake Matthews Decision (unanimous) UFC Fight Night: Cannonier vs. Strickland
December 17, 2022
UFC 3 5:00
L Alex Morono Decision (unanimous) UFC 277
July 30, 2022
UFC 3 5:00
W A.J. Fletcher Decision (unanimous) UFC Fight Night: Santos vs. Ankalaev
March 12, 2022
UFC 3 5:00
W Martin Sano Jr. KO (punch) UFC 266
September 25, 2021
UFC 1 0:15
L Khaos Williams Decision (unanimous) UFC on ESPN: The Korean Zombie vs. Ige
June 19, 2021
UFC 3 5:00
W Jason Witt KO (punch) UFC Fight Night: Edwards vs. Muhammad
March 13, 2021
UFC 1 0:16
W Carlton Minus Decision (unanimous) UFC on ESPN: Munhoz vs. Edgar
August 22, 2020
UFC 3 5:00
W Richard Patishnock KO (punch) Art of War Cage Fighting 17
February 8, 2020
Art of War Cage Fighting 1 2:14
W Kris Gratalo TKO (injury) Maverick MMA 15
November 9, 2019
Maverick MMA 2 5:00
W Zulkarnaiyn Kamchybekov Decision (split) CFFC 74
May 17, 2019
CFFC 3 5:00
L Jerome Featherstone TKO (punches) Shogun Fights 20
October 6, 2018
Shogun Fights 3 4:09
W Scott Noble TKO (punches) Shogun Fights 18
April 14, 2018
Shogun Fights 2 4:53
L Darren Costa Submission (brabo choke) Shogun Fights 17
October 7, 2017
Shogun Fights 3 1:23
W Brian Maxwell Submission (heel hook) Strike Off 10
June 17, 2017
Strike Off 3 1:43
W Donelei Benedetto TKO (punches) Shogun Fights 16
April 8, 2017
Shogun Fights 2 1:10

Career history from the fighter's Wikipedia record table (Matthew Semelsberger) — results only, no strike stats; UFC bouts are marked and carry full stats in the fight history above.

Division context

vs. 189 qualified Welterweight fighters · tick = division mean
Striking volume /min 3.8 avg 3.4
Strikes absorbed /min 4.2 avg 3.3
Striking accuracy 43.0% avg 45.1%
Striking defense 54.1% avg 55.2%
Takedowns /15 min 1.0 avg 1.5
Takedown accuracy 57.1% avg 40.2%
Takedown defense 45.7% avg 62.6%
Sub attempts /15 min 0.4 avg 0.6
Control time 17.2% avg 21.5%
Finish rate 40.0% avg 53.9%

Headshot of Matthew Semelsberger by UFC · Official UFC athlete photo (copyright UFC; not freely licensed) · Wikimedia Commons · flattened onto dark background, cropped/resized