Jeffrey Cobb

Jeffrey Cobb

Birthday: 1982-07-11

Place of birth: Honolulu, Hawaii, U.S

Also known as: Mr. Athletic, Monster Matanza Cueto, Jeff Cobb, El Jéfe Cobbo, Matanza Cueto, Matanza, X, JC Mateo

imdb_id: nm7933891

Biography:

Jeffrey Cobb is an American professional wrestler and former amateur wrestler. As of May 2025, he is signed to WWE, where he performs on the SmackDown brand under the ring name JC Mateo. He is best known for his eight-year (2017-2025) tenure in New Japan Pro-Wrestling (NJPW), where he was a member of United Empire. In NJPW, he is a former one-time NEVER Openweight Champion and a three-time IWGP Tag Team Champion. He also wrestled for various promotions, such as Lucha Underground (as the masked wrestler Matanza Cueto) where he is a former one-time Lucha Underground Champion, Ring of Honor (ROH), where he is a former one-time ROH Television Champion, as well as Pro Wrestling Guerrilla (PWG) where he is a former one-time PWG World Champion, one-time World Tag Team Champion, and is also the winner of the 2018 Battle of Los Angeles. As an amateur wrestler, Cobb represented Guam at the 2004 Summer Olympics, where he became the nation's flag bearer in the opening ceremony and competed in the men's light heavyweight freestyle category. He transitioned to professional wrestling in 2009.

Played in movies:

NJPW STRONG Fighting Spirit Unleashed 2023

Score: 10.0

ROH: 17th Anniversary

Score: 10.0

NJPW G1 Climax 29: Day 17

Score: 10.0

NJPW G1 Climax 29: Day 19 (Final)

Score: 10.0

ROH & NJPW: Global Wars - Lewiston

Score: 10.0

PWG: 2017 Battle of Los Angeles - Stage One

Score: 10.0

Bar Wrestling 6: Head Of Household

Score: 10.0

PWG: Game Over, Man

Score: 10.0

NJPW Power Struggle ~ Super Junior Tag League 2023

Score: 10.0

NJPW G1 Climax 29: Day 7

Score: 9.7

NJPW G1 Climax 29: Day 13

Score: 9.5

NJPW G1 Climax 29: Day 3

Score: 9.3

NJPW G1 Climax 29: Day 5

Score: 9.3

NJPW Wrestle Kingdom 15: Night 2

Score: 9.0

NJPW G1 Climax 29: Day 18

Score: 9.0

NJPW G1 Climax 29: Day 1

Score: 9.0

Bar Wrestling

Score: 9.0

NJPW Dominion 6.12 In Osaka-Jo Hall

Score: 9.0

NJPW G1 Climax 33: Day 2

Score: 9.0

AEW x NJPW Presents Forbidden Door

Score: 8.9

NJPW Battle in the Valley

Score: 8.8

NJPW G1 Climax 29: Day 6

Score: 8.7

WWE SummerSlam 2025: Sunday

Score: 8.5

NJPW G1 Climax 29: Day 11

Score: 8.5

NJPW G1 Climax 33: Day 13

Score: 8.5

NJPW Wrestle Kingdom 13

Score: 8.1

NJPW Battle in the Valley

Score: 8.0

NJPW Wrestle Kingdom 19

Score: 8.0

NJPW G1 Climax 30: Day 15

Score: 8.0

NJPW G1 Climax 29: Day 16

Score: 8.0

NJPW G1 Climax 29: Day 15

Score: 8.0

NJPW G1 Climax 29: Day 14

Score: 8.0

NJPW G1 Climax 29: Day 12

Score: 8.0

NJPW G1 Climax 29: Day 2

Score: 8.0

NJPW G1 Climax 29: Day 10

Score: 8.0

NJPW G1 Climax 29: Day 9

Score: 8.0

NJPW G1 Climax 29: Day 8

Score: 8.0

NJPW G1 Climax 29: Day 4

Score: 8.0

NJPW New Year Dash !! 2019

Score: 8.0

NJPW G1 Special In San Francisco

Score: 8.0

Bar Wrestling 11: April O'Neil

Score: 8.0

Bar Wrestling 3: Bar Of Hardcore

Score: 8.0

NJPW Wrestling Dontaku

Score: 8.0

NJPW G1 Climax 33: Day 16

Score: 7.4

AEW x NJPW Present Forbidden Door

Score: 7.3

NJPW G1 Climax 33: Day 17

Score: 7.3

NJPW x AEW x CMLL x ROH x STARDOM: Wrestle Dynasty

Score: 7.0

NJPW x STARDOM: Historic X-Over II

Score: 7.0

AAA TripleMania XXIV

Score: 7.0

Bar Wrestling 8: Happily Ever After

Score: 7.0

NJPW Sakura Genesis 2024

Score: 7.0

WWE Backlash 2025

Score: 6.7

Mark Hitchcock Memorial Wrestlecon Supershow 2023

Score: 6.5

WWE Night of Champions 2025

Score: 6.4

AEW x NJPW Present Forbidden Door: Zero Hour

Score: 6.0

IMPACT Wrestling x NJPW: Multiverse United: Only The Strong Survive

Score: 5.8

NJPW G1 Climax 34: Day 12

Score: 5.5

ROH: Final Battle

Score: 5.5

Saturday Night's Main Event XL

Score: 5.0

ECCW 23rd Anniversary Show

Score: 5.0

Bar Wrestling 9: February Stars

Score: 5.0

NJPW G1 Climax 30: Day 9

Score: 4.0

NJPW G1 Climax 31: Day 12

Score: 4.0

NJPW G1 Climax 31: Day 18

Score: 3.0

NJPW G1 Climax 31: Day 8

Score: 3.0

NJPW 49th Anniversary Show

Score: 0.0

NJPW G1 Climax 32: Day 3

Score: 0.0

NJPW New Japan Cup 2025 - Final

Score: 0.0

NJPW Sakura Genesis 2025

Score: 0.0

GCW Josh Barnett’s Bloodsport 5

Score: 0.0

NJPW New Year Dash!! 2025

Score: 0.0

GCW Josh Barnett's Bloodsport 4

Score: 0.0

NJPW Power Struggle ~ Super Junior Tag League 2024

Score: 0.0

NJPW: King Of Pro Wrestling 2024

Score: 0.0

NJPW Destruction In Kobe 2024

Score: 0.0

NJPW Road to Destruction 2024: Day 5

Score: 0.0

NJPW Road to Destruction 2024: Day 4

Score: 0.0

NJPW Road to Destruction 2024: Day 3

Score: 0.0

NJPW Road to Destruction 2024: Day 2

Score: 0.0

NJPW Wrestle Grand Slam in MetLife Dome: Night 1

Score: 0.0

Sorry You're Watching This: Jeff Cobb & Brody King

Score: 0.0

NJPW Sakura Genesis 2021

Score: 0.0

NJPW Castle Attack 2021 - Night 1

Score: 0.0

NJPW Castle Attack 2021 - Night 2

Score: 0.0

PWG: Mystery Vortex VI

Score: 0.0

NJPW New Year Dash !! 2021

Score: 0.0

ROH: Unauthorized

Score: 0.0

ROH: Final Battle 2019

Score: 0.0

ROH: Bound By Honor

Score: 0.0

IMPACT Wrestling vs. Lucha Underground 2018

Score: 0.0

AAW Showdown 2018

Score: 0.0

ROH & NJPW: G1 Supercard

Score: 0.0

NJPW G1 Climax 30: Day 17

Score: 0.0

NJPW G1 Climax 30: Day 13

Score: 0.0

NJPW G1 Climax 30: Day 11

Score: 0.0

NJPW G1 Climax 30: Day 7

Score: 0.0

NJPW G1 Climax 30: Day 5

Score: 0.0

NJPW G1 Climax 30: Day 3

Score: 0.0

NJPW G1 Climax 30: Day 1

Score: 0.0

NJPW Wrestling Dontaku 2019 - Night 1

Score: 0.0

ROH: Death Before Dishonor XVII

Score: 0.0

WrestleCon SuperShow 2017

Score: 0.0

PWG: 2018 Battle of Los Angeles - Stage Three

Score: 0.0

PWG: 2018 Battle of Los Angeles - Stage Two

Score: 0.0

CEOxNJPW When Worlds Collide

Score: 0.0

EVOLVE 78

Score: 0.0

ROH: Best In The World

Score: 0.0

ROH: Honor Reigns Supreme

Score: 0.0

ROH: Final Battle 2018

Score: 0.0

NJPW Fighting Spirit Unleashed 2018

Score: 0.0

Wrestlecon Supershow 2018

Score: 0.0

PWG: 2017 Battle of Los Angeles - Final Stage

Score: 0.0

PWG: 2017 Battle of Los Angeles - Stage Two

Score: 0.0

PWG: All Star Weekend 13 - Night One

Score: 0.0

PWG: Nice Boys (Don't Play Rock and Roll)

Score: 0.0

PWG: Time Is A Flat Circle

Score: 0.0

PWG: Mystery Vortex V

Score: 0.0

PWG: All Star Weekend 14 - Night One

Score: 0.0

PWG: Man On The Silver Mountain

Score: 0.0

PWG: Head Like A Cole

Score: 0.0

PWG: THIRTEEN

Score: 0.0

ScrapperMania 4

Score: 0.0

DEFY8 Kings Among Men

Score: 0.0

DEFY Vs. ECCW 2017

Score: 0.0

DEFY6 The Crash Lucha Libre

Score: 0.0

DEFY2 Wolves At The Door

Score: 0.0

DEFY1 Legacy

Score: 0.0

PROGRESS Chapter 67: Bourbon Is Also A Biscuit

Score: 0.0

Pancakes & Piledrivers II: The Indy Summit

Score: 0.0

PWG: Only Kings Understand Each Other

Score: 0.0

PWG: Mystery Vortex IV

Score: 0.0

NJPW Destruction In Kobe 2023

Score: 0.0

NJPW Destruction In Ryogoku 2023

Score: 0.0

NJPW G1 Climax 34: Day 19 (Final)

Score: 0.0

NJPW Shingo Takagi's 20th Debut Anniversary Event

Score: 0.0

NJPW G1 Climax 34: Day 18

Score: 0.0

NJPW G1 Climax 34: Day 17

Score: 0.0

PWG: Smokey And The Bandido

Score: 0.0

PWG: 2016 Battle of Los Angeles - Stage One

Score: 0.0

NJPW New Japan Cup 2024 • Day 2

Score: 0.0

NJPW 52nd Anniversary Event & New Japan Cup 2024: Day 1

Score: 0.0

NJPW New Japan Soul 2024: Day 5

Score: 0.0

NJPW New Japan Soul 2024: Day 4

Score: 0.0

NJPW New Japan Soul 2024: Day 3

Score: 0.0

NJPW G1 Climax 34: Day 16

Score: 0.0

NJPW G1 Climax 34: Day 15

Score: 0.0

NJPW G1 Climax 34: Day 14

Score: 0.0

NJPW G1 Climax 34: Day 13

Score: 0.0

NJPW G1 Climax 34: Day 11

Score: 0.0

NJPW G1 Climax 34: Day 10

Score: 0.0

NJPW G1 Climax 34: Day 9

Score: 0.0

NJPW G1 Climax 34: Day 8

Score: 0.0

NJPW G1 Climax 34: Day 7

Score: 0.0

NJPW G1 Climax 34: Day 6

Score: 0.0

NJPW G1 Climax 34: Day 5

Score: 0.0

NJPW G1 Climax 34: Day 4

Score: 0.0

NJPW G1 Climax 34: Day 3

Score: 0.0

NJPW New Japan Soul 2024: Day 2

Score: 0.0

NJPW New Japan Soul 2024: Day 1

Score: 0.0

RevPro: High Stakes 2020

Score: 0.0

NJPW The New Beginning in Nagoya

Score: 0.0

NJPW G1 Climax 34: Day 1

Score: 0.0

NJPW Declaration Of Power

Score: 0.0

PWG: Prince

Score: 0.0

NJPW Dominion 6.9 In Osaka-Jo Hall ~ Best Of The Super Junior 31 Final ~

Score: 0.0

RevPro: Uprising 2016

Score: 0.0

NJPW New Year Dash !! 2023

Score: 0.0

NJPW Wrestle Grand Slam In Tokyo Dome

Score: 0.0

NJPW G1 Climax 30: Day 19 (Final)

Score: 0.0

NJPW G1 Climax 32: Day 17

Score: 0.0

NJPW G1 Climax 32: Day 16

Score: 0.0

NJPW G1 Climax 32: Day 15

Score: 0.0

NJPW G1 Climax 32: Day 20 (Final)

Score: 0.0

NJPW Battle Autumn 2022 - Night 16

Score: 0.0

NJPW G1 Climax 32: Day 14

Score: 0.0

NJPW G1 Climax 32: Day 13

Score: 0.0

NJPW G1 Climax 32: Day 12

Score: 0.0

NJPW G1 Climax 32: Day 11

Score: 0.0

NJPW G1 Climax 32: Day 10

Score: 0.0

NJPW G1 Climax 32: Day 9

Score: 0.0

NJPW G1 Climax 32: Day 8

Score: 0.0

NJPW G1 Climax 32: Day 7

Score: 0.0

NJPW G1 Climax 32: Day 6

Score: 0.0

NJPW The New Beginning In Sapporo 2024 - Night 2

Score: 0.0

NJPW Resurgence 2024

Score: 0.0

NJPW Wrestling Dontaku 2024 - Night 2

Score: 0.0

NJPW Wrestling Dontaku 2024 - Night 1

Score: 0.0

NJPW New Year Dash!! 2024

Score: 0.0

NJPW Wrestle Kingdom 17 Pre-Show

Score: 0.0

NJPW The New Beginning In Sapporo 2024 - Night 1

Score: 0.0

ROH: Final Battle - Zero Hour

Score: 0.0

ROH: Honor For All

Score: 0.0

NJPW x STARDOM: Historic X-Over

Score: 0.0

NJPW The New Beginning in Osaka 2024

Score: 0.0

Warrior Wrestling 2

Score: 0.0

ROH: Saturday Night At Center Stage

Score: 0.0

NJPW Capital Collision 2022

Score: 0.0

NJPW G1 Climax 33: Day 19 (Final)

Score: 0.0

NJPW G1 Climax 33: Day 18

Score: 0.0

NJPW G1 Climax 32: Day 5

Score: 0.0

NJPW New Japan Cup 2023: Day 4

Score: 0.0

NJPW New Japan Cup 2023: Day 3

Score: 0.0

NJPW 51st Anniversary Event & New Japan Cup 2023: Day 2

Score: 0.0

NJPW Windy City Riot

Score: 0.0

NJPW G1 Climax 33: Day 15

Score: 0.0

NJPW G1 Climax 32: Day 4

Score: 0.0

NJPW G1 Climax 33: Day 14

Score: 0.0

NJPW G1 Climax 32: Day 2

Score: 0.0

NJPW G1 Climax 33: Day 12

Score: 0.0

NJPW G1 Climax 33: Day 10

Score: 0.0

NJPW G1 Climax 33: Day 8

Score: 0.0

NJPW G1 Climax 33: Day 6

Score: 0.0

NJPW G1 Climax 33: Day 4

Score: 0.0

AAW Unstoppable 2016

Score: 0.0

NJPW G1 Climax 32: Day 1

Score: 0.0

NJPW Sakura Genesis 2023

Score: 0.0

NJPW Dominion 6.4 in Osaka-jo Hall

Score: 0.0

NJPW: Battle In The Valley

Score: 0.0

NJPW Wrestle Kingdom 16: Night 2

Score: 0.0

NJPW Wrestle Kingdom 16: Night 1

Score: 0.0

NJPW Dominion 6.6 in Osaka-jo Hall

Score: 0.0

ROH: Supercard of Honor 2023: Zero Hour

Score: 0.0

GCW Josh Barnett's Bloodsport 9

Score: 0.0

NJPW G1 Climax 31: Day 19 (Final)

Score: 0.0

NJPW G1 Climax 31: Day 16

Score: 0.0

NJPW G1 Climax 31: Day 14

Score: 0.0

NJPW G1 Climax 31: Day 10

Score: 0.0

NJPW G1 Climax 31: Day 6

Score: 0.0

NJPW G1 Climax 31: Day 4

Score: 0.0

NJPW G1 Climax 31: Day 2

Score: 0.0

NJPW Wrestle Grand Slam in MetLife Dome: Night 2

Score: 0.0

Played in tv shows:

Saturday Night's Main Event

Score: 8.3

All Elite Wrestling: Dynamite

Score: 8.0

New Japan Pro Wrestling

Score: 8.0

WWE SmackDown

Score: 7.5

WWE SmackDown

Score: 7.5

Lucha Underground

Score: 6.9

Lucha Underground

Score: 6.9

Lucha Underground

Score: 6.9

Raw

Score: 6.8

NJPW STRONG

Score: 1.0