Robert Stephenson or Tyler Mattison
Baseball Stats Comparison
See which player would win in a trade View Trade Analyzer
| Robert Stephenson RP - LAA  | Tyler Mattison RP - DET  | |
| 2026 Stats | ||
| Games Played | ‐ | ‐ |
| Games Started | ‐ | ‐ |
| Innings Pitched | ‐ | ‐ |
| Wins | ‐ | ‐ |
| Losses | ‐ | ‐ |
| Saves | ‐ | ‐ |
| Blown Saves | ‐ | ‐ |
| Holds | ‐ | ‐ |
| Hits Allowed | ‐ | ‐ |
| Earned Runs | ‐ | ‐ |
| Home Runs Allowed | ‐ | ‐ |
| Strikeouts | ‐ | ‐ |
| Walks | ‐ | ‐ |
| ERA | ‐ | ‐ |
| WHIP | ‐ | ‐ |
| Robert Stephenson RP - LAA | Tyler Mattison RP - DET | |
| 2026 Projections | ||
| Games Played | 33 | 13 |
| Games Started | 0 | 0 |
| Innings Pitched | 33.5 | 12.8 |
| Wins | 2 | 1 |
| Losses | 2 | 1 |
| Saves | 3 | 0 |
| Blown Saves | 1 | 0 |
| Holds | 4 | 1 |
| Hits Allowed | 29 | 12 |
| Earned Runs | 17 | 7 |
| Home Runs Allowed | 5 | 2 |
| Strikeouts | 39 | 12 |
| Walks | 11 | 8 |
| ERA | 4.69 | 4.80 |
| WHIP | 1.19 | 1.57 |
| Robert Stephenson RP - LAA | Tyler Mattison RP - DET | |
| News | ||
| Stephenson signed a three-year, $33 million deal with the Angels after the 2023 season and previously underwent UCL reconstruction in May 2024. He experienced thoracic outlet syndrome symptoms over the winter and was eased into spring workouts before right elbow inflammation emerged and landed him on the 60-day IL prior to Opening Day. Bruno Mulé Wed, Apr 8th | The Tigers reassigned RHP Tyler Mattison to minor league camp. Ari Koslow Thu, Mar 12th | |
| The Angels placed RHP Robert Stephenson on the 60-day injured list with right elbow inflammation. Ari Koslow Wed, Mar 25th | ||
| Angels reliever Robert Stephenson has suffered a setback and said there is concern of further damage to his UCL. Brenton Kemp Sat, Mar 14th | ||
| Angels reliever Robert Stephenson (shoulder) has suffered a setback and wil undergo tests. Brenton Kemp Sat, Mar 14th | ||
| Robert Stephenson said he “felt great” after facing live hitters for the first time on Friday. Ari Koslow Fri, Mar 6th | ||
| Notes | ||
| There are no recent notes for these players | ||
| Robert Stephenson RP - LAA | Tyler Mattison RP - DET | |||||
| Date | Opp | Opp Pitcher | VBR | Opp | Opp Pitcher | VBR |
|---|---|---|---|---|---|---|
| Thu, Mar 26th | @ HOU | Hunter Brown (1-0) | #17 | @ SD | Nick Pivetta (1-2) | #146 |
| Fri, Mar 27th | @ HOU | Mike Burrows (3-6) | #129 | @ SD | Michael King (4-3) | #35 |
| Sat, Mar 28th | @ HOU | Cristian Javier (0-1) | #246 | @ SD | Randy Vasquez (5-3) | #199 |
| Sun, Mar 29th | @ HOU | Tatsuya Imai (2-2) | #159 | |||
| Mon, Mar 30th | @ CHC | Edward Cabrera (3-2) | #73 | @ ARI | Michael Soroka (7-2) | #72 |
| Tue, Mar 31st | @ CHC | Jameson Taillon (2-4) | #103 | @ ARI | Brandon Pfaadt (0-1) | #120 |
| Wed, Apr 1st | @ CHC | Matthew Boyd (2-1) | #42 | @ ARI | Zac Gallen (3-4) | #63 |
| Fri, Apr 3rd | vs SEA | Bryan Woo (4-3) | #9 | vs STL | Michael McGreevy (3-4) | #84 |
| Sat, Apr 4th | vs SEA | Emerson Hancock (4-2) | #93 | vs STL | Dustin May (3-6) | #101 |
| Sun, Apr 5th | vs SEA | Luis Castillo (1-5) | #46 | vs STL | Kyle Leahy (5-3) | #163 |
| Mon, Apr 6th | vs ATL | Chris Sale (8-3) | #5 | @ MIN | Joe Ryan (3-3) | #14 |
| Tue, Apr 7th | vs ATL | Reynaldo Lopez (2-1) | #106 | @ MIN | Taj Bradley (5-1) | #68 |
| Wed, Apr 8th | vs ATL | Grant Holmes (3-2) | #124 | @ MIN | Bailey Ober (6-2) | #76 |
| Fri, Apr 10th | @ CIN | Chase Burns (7-1) | #26 | vs MIA | Chris Paddack (0-6) | #325 |
| Sat, Apr 11th | @ CIN | Brandon Williamson (2-3) | #371 | vs MIA | Janson Junk (3-5) | #121 |
| Sun, Apr 12th | @ CIN | Andrew Abbott (4-3) | #102 | vs MIA | Sandy Alcantara (3-4) | #64 |
| Mon, Apr 13th | @ NYY | Will Warren (6-1) | #65 | |||
| Tue, Apr 14th | @ NYY | Ryan Weathers (2-2) | #67 | vs KC | Cole Ragans (1-4) | #47 |
| Wed, Apr 15th | @ NYY | Luis Gil (1-2) | #264 | vs KC | Seth Lugo (2-4) | #108 |
| Thu, Apr 16th | @ NYY | Max Fried (4-3) | #33 | vs KC | Kris Bubic (3-2) | #77 |
| Fri, Apr 17th | vs SD | Matt Waldron (1-2) | #300 | @ BOS | Ranger Suarez (2-3) | #28 |
| Sat, Apr 18th | vs SD | German Marquez (3-2) | #335 | @ BOS | Brayan Bello (2-5) | #148 |
| Sun, Apr 19th | vs SD | Michael King (4-3) | #35 | @ BOS | Garrett Crochet (3-3) | #6 |
| Mon, Apr 20th | vs TOR | Dylan Cease (3-3) | #16 | @ BOS | Sonny Gray (5-1) | #29 |
| Tue, Apr 21st | vs TOR | Patrick Corbin (2-1) | #225 | vs MIL | Kyle Harrison (6-1) | #58 |
| Wed, Apr 22nd | vs TOR | Eric Lauer (2-5) | #263 | vs MIL | DL Hall (0-0) | #192 |
| Fri, Apr 24th | @ KC | Noah Cameron (2-4) | #97 | @ CIN | Andrew Abbott (4-3) | #102 |
| Sat, Apr 25th | @ KC | Cole Ragans (1-4) | #47 | @ CIN | Brady Singer (2-4) | #145 |
| Sun, Apr 26th | @ KC | Seth Lugo (2-4) | #108 | @ CIN | Rhett Lowder (3-3) | #230 |
| Mon, Apr 27th | @ CWS | Anthony Kay (4-1) | #182 | |||
| Tue, Apr 28th | @ CWS | Davis Martin (8-1) | #79 | @ ATL | Martin Perez (2-3) | #196 |
| Wed, Apr 29th | @ CWS | Erick Fedde (0-5) | #357 | @ ATL | JR Ritchie (1-1) | #247 |
| Fri, May 1st | vs NYM | Christian Scott (0-0) | #105 | vs TEX | MacKenzie Gore (3-4) | #51 |
| Sat, May 2nd | vs NYM | Nolan McLean (2-4) | #30 | vs TEX | Kumar Rocker (2-5) | #107 |
| Sun, May 3rd | vs NYM | Clay Holmes (4-4) | #167 | vs TEX | Jack Leiter (2-4) | #78 |
| Mon, May 4th | vs CWS | Davis Martin (8-1) | #79 | vs BOS | Payton Tolle (2-2) | #89 |
| Tue, May 5th | vs CWS | Erick Fedde (0-5) | #357 | vs BOS | Jovani Moran (0-2) | #183 |
| Wed, May 6th | vs CWS | Noah Schultz (2-4) | #220 | vs BOS | Sonny Gray (5-1) | #29 |
| Fri, May 8th | @ TOR | Dylan Cease (3-3) | #16 | @ KC | Kris Bubic (3-2) | #77 |
| Sat, May 9th | @ TOR | Trey Yesavage (2-2) | #41 | @ KC | Michael Wacha (4-2) | #82 |
| Sun, May 10th | @ TOR | Spencer Miles (2-0) | #130 | @ KC | Noah Cameron (2-4) | #97 |
| Mon, May 11th | @ CLE | Joey Cantillo (4-2) | #95 | |||
| Tue, May 12th | @ CLE | Slade Cecconi (3-5) | #110 | @ NYM | Freddy Peralta (3-4) | #24 |
| Wed, May 13th | @ CLE | Parker Messick (6-1) | #52 | @ NYM | Christian Scott (0-0) | #105 |
| Fri, May 15th | vs LAD | Will Klein | vs TOR | Trey Yesavage (2-2) | #41 | |
| Sat, May 16th | vs LAD | Justin Wrobleski (6-2) | #141 | vs TOR | Mason Fluharty | |
| Sun, May 17th | vs LAD | Roki Sasaki (3-3) | #128 | vs TOR | Kevin Gausman (4-3) | #20 |
| Mon, May 18th | vs ATH | J.T. Ginn (2-3) | #131 | vs CLE | Slade Cecconi (3-5) | #110 |
| Tue, May 19th | vs ATH | Jacob Lopez (4-2) | #193 | vs CLE | Parker Messick (6-1) | #52 |
| Wed, May 20th | vs ATH | Aaron Civale (5-2) | #221 | vs CLE | Tanner Bibee (0-7) | #37 |
| Thu, May 21st | vs ATH | Luis Severino (2-5) | #118 | vs CLE | Joey Cantillo (4-2) | #95 |
| Fri, May 22nd | vs TEX | Jacob deGrom (3-4) | #7 | @ BAL | Keegan Akin (0-0) | #180 |
| Sat, May 23rd | vs TEX | Nathan Eovaldi (5-6) | #19 | |||
| Sun, May 24th | vs TEX | MacKenzie Gore (3-4) | #51 | @ BAL | Trevor Rogers (2-6) | #88 |
| Tue, May 26th | @ DET | Keider Montero (2-3) | #205 | vs LAA | Jack Kochanowicz (2-3) | #408 |
| Wed, May 27th | @ DET | Casey Mize (2-3) | #54 | vs LAA | Jose Soriano (6-4) | #39 |
| Thu, May 28th | @ DET | Jack Flaherty (0-7) | #70 | vs LAA | Grayson Rodriguez (2-1) | #80 |
| Fri, May 29th | @ TB | Nick Martinez (4-1) | #75 | @ CWS | Brandon Eisert (0-0) | #204 |
| Sat, May 30th | @ TB | Drew Rasmussen (4-1) | #21 | @ CWS | Anthony Kay (4-1) | #182 |
| Sun, May 31st | @ TB | Shane McClanahan (5-2) | #23 | @ CWS | Sean Burke (2-3) | #140 |
| Mon, Jun 1st | vs COL | Kyle Freeland (1-6) | #395 | @ TB | Griffin Jax (1-3) | #48 |
| Tue, Jun 2nd | vs COL | Tomoyuki Sugano (4-4) | #426 | @ TB | Steven Matz (4-2) | #91 |
| Wed, Jun 3rd | vs COL | Michael Lorenzen (2-7) | #423 | @ TB | Nick Martinez (4-1) | #75 |
| Fri, Jun 5th | @ LAD | Roki Sasaki (3-3) | #128 | vs SEA | Bryan Woo (4-3) | #9 |
| Sat, Jun 6th | @ LAD | Yoshinobu Yamamoto (4-4) | #12 | vs SEA | Bryce Miller (1-0) | #56 |
| Sun, Jun 7th | @ LAD | Emmet Sheehan (3-1) | #43 | vs SEA | Emerson Hancock (4-2) | #93 |
| Mon, Jun 8th | vs HOU | |||||
| Tue, Jun 9th | vs HOU | vs MIN | ||||
| Wed, Jun 10th | vs HOU | vs MIN | ||||
| Fri, Jun 12th | vs TB | @ CLE | ||||
| Sat, Jun 13th | vs TB | @ CLE | ||||
| Sun, Jun 14th | vs TB | @ CLE | ||||
| Mon, Jun 15th | @ ARI | @ HOU | ||||
| Tue, Jun 16th | @ ARI | @ HOU | ||||
| Wed, Jun 17th | @ ARI | @ HOU | ||||
| Thu, Jun 18th | @ ATH | |||||
| Fri, Jun 19th | @ ATH | vs CWS | ||||
| Sat, Jun 20th | @ ATH | vs CWS | ||||
| Sun, Jun 21st | @ ATH | vs CWS | ||||
| Mon, Jun 22nd | vs BAL | vs NYY | ||||
| Tue, Jun 23rd | vs BAL | vs NYY | ||||
| Wed, Jun 24th | vs BAL | vs NYY | ||||
| Fri, Jun 26th | vs ATH | vs HOU | ||||
| Sat, Jun 27th | vs ATH | vs HOU | ||||
| Sun, Jun 28th | vs ATH | vs HOU | ||||
| Mon, Jun 29th | @ SEA | @ NYY | ||||
| Tue, Jun 30th | @ SEA | @ NYY | ||||
| Thu, Jul 2nd | @ SEA | @ TEX | ||||
| Fri, Jul 3rd | vs BOS | |||||
| Sat, Jul 4th | vs BOS | @ TEX | ||||
| Sun, Jul 5th | vs BOS | @ TEX | ||||
| Tue, Jul 7th | @ TEX | vs ATH | ||||
| Wed, Jul 8th | @ TEX | vs ATH | ||||
| Thu, Jul 9th | @ TEX | vs ATH | ||||
| Fri, Jul 10th | @ MIN | vs PHI | ||||
| Sat, Jul 11th | @ MIN | vs PHI | ||||
| Sun, Jul 12th | @ MIN | vs PHI | ||||
| Fri, Jul 17th | vs DET | @ LAA | ||||
| Sat, Jul 18th | vs DET | @ LAA | ||||
| Sun, Jul 19th | vs DET | @ LAA | ||||
| Mon, Jul 20th | vs STL | @ CHC | ||||
| Tue, Jul 21st | vs STL | @ CHC | ||||
| Wed, Jul 22nd | vs STL | @ CHC | ||||
| Fri, Jul 24th | @ SF | vs KC | ||||
| Sat, Jul 25th | @ SF | vs KC | ||||
| Sun, Jul 26th | @ SF | vs KC | ||||
| Mon, Jul 27th | vs HOU | vs BAL | ||||
| Tue, Jul 28th | vs HOU | vs BAL | ||||
| Wed, Jul 29th | vs HOU | vs BAL | ||||
| Fri, Jul 31st | vs MIL | @ ATH | ||||
| Sat, Aug 1st | vs MIL | @ ATH | ||||
| Sun, Aug 2nd | vs MIL | @ ATH | ||||
| Tue, Aug 4th | @ BAL | @ SEA | ||||
| Wed, Aug 5th | @ BAL | @ SEA | ||||
| Thu, Aug 6th | @ BAL | @ SEA | ||||
| Fri, Aug 7th | @ MIA | @ SF | ||||
| Sat, Aug 8th | @ MIA | @ SF | ||||
| Sun, Aug 9th | @ MIA | @ SF | ||||
| Mon, Aug 10th | vs TEX | |||||
| Tue, Aug 11th | vs TEX | vs CLE | ||||
| Wed, Aug 12th | vs TEX | vs CLE | ||||
| Thu, Aug 13th | vs TEX | vs CLE | ||||
| Fri, Aug 14th | vs KC | vs CWS | ||||
| Sat, Aug 15th | vs KC | vs CWS | ||||
| Sun, Aug 16th | vs KC | vs CWS | ||||
| Tue, Aug 18th | @ HOU | @ PIT | ||||
| Wed, Aug 19th | @ HOU | @ PIT | ||||
| Thu, Aug 20th | @ HOU | |||||
| Fri, Aug 21st | @ TEX | @ KC | ||||
| Sat, Aug 22nd | @ TEX | @ KC | ||||
| Sun, Aug 23rd | @ TEX | @ KC | ||||
| Mon, Aug 24th | vs CLE | vs TB | ||||
| Tue, Aug 25th | vs CLE | vs TB | ||||
| Wed, Aug 26th | vs CLE | vs TB | ||||
| Fri, Aug 28th | vs PHI | vs LAD | ||||
| Sat, Aug 29th | vs PHI | vs LAD | ||||
| Sun, Aug 30th | vs PHI | vs LAD | ||||
| Mon, Aug 31st | vs NYY | @ MIN | ||||
| Tue, Sep 1st | vs NYY | @ MIN | ||||
| Wed, Sep 2nd | vs NYY | @ MIN | ||||
| Fri, Sep 4th | @ PIT | @ CLE | ||||
| Sat, Sep 5th | @ PIT | @ CLE | ||||
| Sun, Sep 6th | @ PIT | @ CLE | ||||
| Mon, Sep 7th | @ BOS | vs MIN | ||||
| Tue, Sep 8th | @ BOS | vs MIN | ||||
| Wed, Sep 9th | @ BOS | vs MIN | ||||
| Fri, Sep 11th | @ WSH | vs COL | ||||
| Sat, Sep 12th | @ WSH | vs COL | ||||
| Sun, Sep 13th | @ WSH | vs COL | ||||
| Mon, Sep 14th | vs SEA | @ TOR | ||||
| Tue, Sep 15th | vs SEA | @ TOR | ||||
| Wed, Sep 16th | vs SEA | @ TOR | ||||
| Thu, Sep 17th | vs MIN | @ CWS | ||||
| Fri, Sep 18th | vs MIN | @ CWS | ||||
| Sat, Sep 19th | vs MIN | @ CWS | ||||
| Sun, Sep 20th | vs MIN | @ CWS | ||||
| Tue, Sep 22nd | @ ATH | vs WSH | ||||
| Wed, Sep 23rd | @ ATH | vs WSH | ||||
| Thu, Sep 24th | @ SEA | |||||
| Fri, Sep 25th | @ SEA | vs PIT | ||||
| Sat, Sep 26th | @ SEA | vs PIT | ||||
| Sun, Sep 27th | @ SEA | vs PIT | ||||
| Thu, Apr 9th | @ MIN | Mick Abel (1-2) | #208 | |||
| Thu, Apr 23rd | vs MIL | Brandon Sproat (1-3) | #136 | |||
| Thu, Apr 30th | @ ATL | Bryce Elder (4-3) | #114 | |||
| Thu, May 14th | @ NYM | Nolan McLean (2-4) | #30 | |||
| Thu, Jun 11th | vs MIN | |||||
| Thu, Jun 25th | vs HOU | |||||
| Wed, Jul 1st | @ NYY | |||||
| Thu, Jul 23rd | vs KC | |||||
| Mon, Aug 17th | @ PIT | |||||
| Mon, Sep 21st | vs WSH | |||||
