Blake Walston or Michael Petersen

Baseball Stats Comparison

Stats
Projections
News & Notes
Schedule

Blake Walston or Michael Petersen Player Statistics
	Michael Petersen RP - MIA	Blake Walston RP - ARI
2026 Stats


Games Played	54	‐

Games Started	0	‐

Innings Pitched	54.2	‐

Wins	3	‐

Losses	3	‐

Saves	1	‐

Blown Saves	1	‐

Holds	22	‐

Hits Allowed	37	‐

Earned Runs	21	‐

Home Runs Allowed	5	‐

Strikeouts	64	‐

Walks	24	‐

ERA	3.46	‐

WHIP	1.12	‐

Blake Walston or Michael Petersen Player Projections
	Michael Petersen RP - MIA	Blake Walston RP - ARI
2026 Projections


Games Played	33	7

Games Started	0	2

Innings Pitched	34.7	15.5

Wins	2	1

Losses	2	1

Saves	0	0

Blown Saves	0	0

Holds	3	0

Hits Allowed	34	15

Earned Runs	20	14

Home Runs Allowed	5	3

Strikeouts	33	16

Walks	14	8

ERA	5.07	8.25

WHIP	1.38	1.48

Blake Walston or Michael Petersen Player Notes
	Michael Petersen RP - MIA	Blake Walston RP - ARI
News
	Michael Petersen is day-to-day with a forearm injury. Ari Koslow Mon, Jul 27th	Blake Walston is scheduled to pitch for Triple-A Reno on Tuesday. Ari Koslow Tue, Aug 11th
	Michael Petersen had X-rays return negative on his forearm injury. Ari Koslow Sun, Jul 26th	Blake Walston will make a rehab appearance on Saturday for Triple-A Reno. Ari Koslow Fri, Aug 7th
	Michael Petersen left Sunday's game early against the Padres. Ari Koslow Sun, Jul 26th	The Diamondbacks placed LHP Blake Walston on the 60-day injured list following UCL surgery. Ari Koslow Wed, Mar 25th
	Michael Petersen is dealing with right hamstring tightness and will undergo further testing to determine the severity. Nicholas Rodriguez Sun, Jul 12th
	Michael Petersen earned his first save of the season, striking out two batters and allowing two hits in a scoreless inning during Wednesday’s 7-4 win over the Cincinnati Reds. Nicholas Rodriguez Thu, Apr 9th
Notes
There are no recent notes for these players

Blake Walston or Michael Petersen Player Schedules
Date	Opp	Opp Pitcher	VBR	Opp	Opp Pitcher	VBR
	Michael Petersen RP - MIA			Blake Walston RP - ARI
Thu, Mar 26th				@ LAD	Yoshinobu Yamamoto (12-8)	#5
Fri, Mar 27th	vs COL	Kyle Freeland (4-10)	#418	@ LAD	Emmet Sheehan (4-8)	#170
Sat, Mar 28th	vs COL	Michael Lorenzen (3-11)	#414	@ LAD	Tyler Glasnow (3-0)	#17
Mon, Mar 30th	vs CWS	Davis Martin (9-6)	#145	vs DET	Justin Verlander (0-1)	#206
Tue, Mar 31st	vs CWS	Erick Fedde (6-8)	#272	vs DET	Casey Mize (5-7)	#48
Wed, Apr 1st	vs CWS	Shane Smith (0-2)	#301	vs DET	Tarik Skubal (8-7)	#2
Thu, Apr 2nd				vs ATL	Reynaldo Lopez (4-3)	#88
Fri, Apr 3rd	@ NYY	Will Warren (8-6)	#67	vs ATL	Grant Holmes (8-5)	#144
Sat, Apr 4th	@ NYY	Ryan Weathers (5-8)	#229	vs ATL	Bryce Elder (8-7)	#128
Sun, Apr 5th	@ NYY	Max Fried (4-4)	#22	vs ATL	Martin Perez (8-8)	#230
Tue, Apr 7th	vs CIN	Andrew Abbott (6-9)	#103	@ NYM	Freddy Peralta (6-11)	#51
Wed, Apr 8th	vs CIN	Brady Singer (5-12)	#160	@ NYM	David Peterson (7-7)	#85
Thu, Apr 9th	vs CIN	Rhett Lowder (5-8)	#243	@ NYM	Nolan McLean (9-8)	#34
Fri, Apr 10th	@ DET	Keider Montero (9-8)	#174	@ PHI	Jesus Luzardo (12-5)	#11
Sat, Apr 11th	@ DET	Casey Mize (5-7)	#48	@ PHI	Taijuan Walker (1-4)
Sun, Apr 12th	@ DET	Tarik Skubal (8-7)	#2	@ PHI	Zach Pop
Mon, Apr 13th	@ ATL	Grant Holmes (8-5)	#144	@ BAL	Dean Kremer (2-4)	#80
Tue, Apr 14th	@ ATL	Reynaldo Lopez (4-3)	#88	@ BAL	Trevor Rogers (9-9)	#63
Wed, Apr 15th	@ ATL	Bryce Elder (8-7)	#128	@ BAL	Kyle Bradish (7-12)	#55
Fri, Apr 17th	vs MIL	Coleman Crow (0-1)	#248	vs TOR	Braydon Fisher (3-4)	#148
Sat, Apr 18th	vs MIL	Brandon Woodruff (2-2)		vs TOR	Max Scherzer (1-7)	#154
Sun, Apr 19th	vs MIL	Jacob Misiorowski (14-5)	#6	vs TOR	Kevin Gausman (7-11)	#27
Tue, Apr 21st	vs STL	Dustin May (6-8)	#49	vs CWS	Sean Burke (7-6)	#58
Wed, Apr 22nd	vs STL	Kyle Leahy (10-4)	#98	vs CWS	Anthony Kay (9-6)	#191
Thu, Apr 23rd				vs CWS	Davis Martin (9-6)	#145
Sat, Apr 25th	@ SF	Robbie Ray (11-7)	#96	vs SD	German Marquez (4-2)	#426
Sun, Apr 26th	@ SF	Landen Roupp (8-13)	#71	vs SD	Michael King (8-9)	#57
Tue, Apr 28th	@ LAD	Shohei Ohtani (8-2)	#1	@ MIL	Chad Patrick (7-4)	#120
Wed, Apr 29th	@ LAD	Tyler Glasnow (3-0)	#17	@ MIL	Brandon Sproat (3-7)	#186
Thu, Apr 30th				@ MIL	Brandon Woodruff (2-2)
Fri, May 1st	vs PHI	Zack Wheeler (10-5)	#10	@ CHC	Colin Rea (8-8)	#182
Sat, May 2nd	vs PHI	Andrew Painter (3-8)	#219	@ CHC	Shota Imanaga (8-9)	#24
Sun, May 3rd	vs PHI	Jesus Luzardo (12-5)	#11	@ CHC	Matthew Boyd (8-3)	#52
Tue, May 5th	vs BAL	Chris Bassitt (5-4)	#139	vs PIT	Bubba Chandler (6-9)	#129
Wed, May 6th	vs BAL	Brandon Young (9-3)	#172	vs PIT	Paul Skenes (9-11)	#7
Thu, May 7th	vs BAL	Cade Povich (2-1)	#200	vs PIT	Mitch Keller (6-8)
Fri, May 8th	vs WSH	Foster Griffin (15-4)	#41	vs NYM	Nolan McLean (9-8)	#34
Sat, May 9th	vs WSH	Richard Lovelady (2-4)		vs NYM	Clay Holmes (5-6)	#66
Sun, May 10th	vs WSH	Cade Cavalli (12-5)	#40	vs NYM	Huascar Brazoban (5-2)	#289
Mon, May 11th				@ TEX	Jakob Junis
Tue, May 12th	@ MIN	Bailey Ober (7-4)	#81	@ TEX	MacKenzie Gore (7-10)	#37
Wed, May 13th	@ MIN	Simeon Woods Richardson (2-7)	#194	@ TEX	Kumar Rocker (5-10)	#124
Fri, May 15th	@ TB	Ian Seymour (9-5)	#50	@ COL	Kyle Freeland (4-10)	#418
Sat, May 16th	@ TB	Nick Martinez (13-4)	#82	@ COL	Tomoyuki Sugano (12-7)	#437
Sun, May 17th	@ TB	Drew Rasmussen (14-5)	#15	@ COL	Michael Lorenzen (3-11)	#414
Mon, May 18th	vs ATL	JR Ritchie (1-2)	#385	vs SF	Robbie Ray (11-7)	#96
Tue, May 19th	vs ATL	Martin Perez (8-8)	#230	vs SF	Landen Roupp (8-13)	#71
Wed, May 20th	vs ATL	Chris Sale (13-9)	#3	vs SF	Tyler Mahle (5-10)	#78
Thu, May 21st	vs ATL	Spencer Strider (4-2)	#227	vs COL	Zach Agnos
Fri, May 22nd	vs NYM	Tobias Myers (0-2)	#157	vs COL	Tomoyuki Sugano (12-7)	#437
Sat, May 23rd	vs NYM	Freddy Peralta (6-11)	#51	vs COL	Michael Lorenzen (3-11)	#414
Sun, May 24th	vs NYM	Christian Scott (4-3)	#56	vs COL	Jose Quintana (2-3)	#434
Mon, May 25th	@ TOR	Trey Yesavage (5-5)	#241	@ SF	Landen Roupp (8-13)	#71
Tue, May 26th	@ TOR	Braydon Fisher (3-4)	#148	@ SF	Tyler Mahle (5-10)	#78
Wed, May 27th	@ TOR	Kevin Gausman (7-11)	#27	@ SF	Trevor McDonald (3-7)
Fri, May 29th	@ NYM	Freddy Peralta (6-11)	#51	@ SEA	George Kirby (9-10)	#26
Sat, May 30th	@ NYM	Christian Scott (4-3)	#56	@ SEA	Bryan Woo (9-9)	#16
Sun, May 31st	@ NYM	Nolan McLean (9-8)	#34	@ SEA	Bryce Miller (4-8)	#44
Mon, Jun 1st	@ WSH	Cade Cavalli (12-5)	#40	vs LAD	Emmet Sheehan (4-8)	#170
Tue, Jun 2nd	@ WSH	Richard Lovelady (2-4)		vs LAD	Eric Lauer (8-6)	#358
Wed, Jun 3rd	@ WSH	Andrew Alvarez (2-6)	#143	vs LAD	Shohei Ohtani (8-2)	#1
Thu, Jun 4th				vs LAD	Justin Wrobleski (11-5)	#223
Fri, Jun 5th	vs TB	Drew Rasmussen (14-5)	#15	vs WSH	Foster Griffin (15-4)	#41
Sat, Jun 6th	vs TB	Shane McClanahan (9-6)	#35	vs WSH	Zack Littell (8-8)	#306
Sun, Jun 7th	vs TB	Griffin Jax (6-9)	#90	vs WSH	Cade Cavalli (12-5)	#40
Tue, Jun 9th	vs ARI	Zac Gallen (3-9)	#199	@ MIA	Max Meyer (9-1)
Wed, Jun 10th	vs ARI	Ryne Nelson (3-5)	#131	@ MIA	Ryan Gusto (1-3)	#156
Thu, Jun 11th	vs ARI	Merrill Kelly (8-12)	#132	@ MIA	Tyler Phillips (3-6)	#246
Fri, Jun 12th	@ PIT	Braxton Ashcraft (13-5)	#28	@ CIN	Nick Lodolo (3-3)	#118
Sat, Jun 13th	@ PIT	Bubba Chandler (6-9)	#129	@ CIN	Rhett Lowder (5-8)	#243
Sun, Jun 14th	@ PIT	Paul Skenes (9-11)	#7	@ CIN	Andrew Abbott (6-9)	#103
Mon, Jun 15th	@ PHI	Zack Wheeler (10-5)	#10	vs LAA	Walbert Urena (8-9)	#266
Tue, Jun 16th	@ PHI	Jesus Luzardo (12-5)	#11	vs LAA	Reid Detmers (4-8)	#32
Wed, Jun 17th	@ PHI	Andrew Painter (3-8)	#219	vs LAA	Sam Aldegheri (3-4)	#421
Fri, Jun 19th	vs SF	Landen Roupp (8-13)	#71	vs MIN	Connor Prielipp (3-7)	#94
Sat, Jun 20th	vs SF	Trevor McDonald (3-7)		vs MIN	Taj Bradley (9-6)	#45
Sun, Jun 21st	vs SF	Logan Webb (8-8)	#21	vs MIN	Mike Paredes (0-3)	#295
Mon, Jun 22nd	vs TEX	Tyler Alexander (4-2)	#141	@ STL	Andre Pallante (12-6)	#290
Tue, Jun 23rd	vs TEX	Cal Quantrill (6-4)	#215	@ STL	Kyle Leahy (10-4)	#98
Wed, Jun 24th	vs TEX	Jacob deGrom (9-9)	#8	@ STL	Matthew Liberatore (5-12)	#77
Fri, Jun 26th	@ STL	Michael McGreevy (5-9)	#89	@ TB	Nick Martinez (13-4)	#82
Sat, Jun 27th	@ STL	Andre Pallante (12-6)	#290	@ TB	Cole Sulser
Sun, Jun 28th	@ STL	Kyle Leahy (10-4)	#98	@ TB	Drew Rasmussen (14-5)	#15
Mon, Jun 29th	@ COL	Sean Sullivan (0-3)	#429	vs SF	Tyler Mahle (5-10)	#78
Tue, Jun 30th	@ COL	Tanner Gordon (1-4)	#430	vs SF	Landen Roupp (8-13)	#71
Wed, Jul 1st	@ COL	Kyle Freeland (4-10)	#418	vs SF	Trevor McDonald (3-7)
Fri, Jul 3rd	@ ATH	Jack Perkins (3-9)	#146	vs MIL	Kyle Harrison (10-3)	#38
Sat, Jul 4th	@ ATH	Aaron Civale (6-7)	#216	vs MIL	Brandon Woodruff (2-2)
Sun, Jul 5th	@ ATH	Gage Jump (6-8)	#87	vs MIL	Brandon Sproat (3-7)	#186
Mon, Jul 6th				@ SD	Walker Buehler (8-6)	#222
Tue, Jul 7th	vs SEA	Bryan Woo (9-9)	#16	@ SD	German Marquez (4-2)	#426
Wed, Jul 8th	vs SEA	George Kirby (9-10)	#26	@ SD	Michael King (8-9)	#57
Thu, Jul 9th	vs SEA	Bryce Miller (4-8)	#44	@ SD	Griffin Canning (4-9)	#178
Fri, Jul 10th	vs CLE	Parker Messick (10-8)	#33	@ LAD	Kyle Hurt
Sat, Jul 11th	vs CLE	Tanner Bibee (5-13)	#59	@ LAD	Yoshinobu Yamamoto (12-8)	#5
Sun, Jul 12th	vs CLE	Joey Cantillo (9-7)	#62	@ LAD	Emmet Sheehan (4-8)	#170
Fri, Jul 17th	@ MIL	Logan Henderson (8-2)	#31	vs STL	Michael McGreevy (5-9)	#89
Sat, Jul 18th	@ MIL	Shane Drohan (6-5)	#133	vs STL	Dustin May (6-8)	#49
Sun, Jul 19th	@ MIL	Robert Gasser (4-5)	#106	vs STL	Andre Pallante (12-6)	#290
Mon, Jul 20th	@ HOU	Ronel Blanco (0-1)	#183	vs ATH	Jeffrey Springs (3-12)	#382
Tue, Jul 21st	@ HOU	Tatsuya Imai (6-4)	#126	vs ATH	Jack Perkins (3-9)	#146
Wed, Jul 22nd	@ HOU	Peter Lambert (8-7)	#177	vs ATH	Gage Jump (6-8)	#87
Thu, Jul 23rd				@ STL	Michael McGreevy (5-9)	#89
Fri, Jul 24th	vs SD	German Marquez (4-2)	#426	@ WSH	Carson Palmquist (0-2)	#377
Sat, Jul 25th	vs SD	Randy Vasquez (10-6)	#281	@ WSH	Foster Griffin (15-4)	#41
Sun, Jul 26th	vs SD	Walker Buehler (8-6)	#222	@ WSH	Miles Mikolas (3-9)
Mon, Jul 27th	vs PHI	Zack Wheeler (10-5)	#10	@ PIT	Mitch Keller (6-8)
Tue, Jul 28th	vs PHI	Aaron Nola (5-10)	#54	@ PIT	Bubba Chandler (6-9)	#129
Wed, Jul 29th	vs PHI	Jesus Luzardo (12-5)	#11	@ PIT	Jared Jones (2-5)	#47
Fri, Jul 31st	@ NYM	Kodai Senga (0-9)	#95	@ CLE	Tanner Bibee (5-13)	#59
Sat, Aug 1st	@ NYM	Zac Thornton (3-4)	#161	@ CLE	Parker Messick (10-8)	#33
Sun, Aug 2nd	@ NYM	Robert Stock (0-3)	#231	@ CLE	Gavin Williams (12-7)	#19
Mon, Aug 3rd				vs SD	Michael King (8-9)	#57
Tue, Aug 4th	@ ATL	Grant Holmes (8-5)	#144	vs SD	Randy Vasquez (10-6)	#281
Wed, Aug 5th	@ ATL	Bryce Elder (8-7)	#128	vs SD	Casey Mize (5-7)	#48
Thu, Aug 6th	@ ATL	Martin Perez (8-8)	#230	vs SD	Walker Buehler (8-6)	#222
Fri, Aug 7th	vs LAA	George Klassen (2-2)	#225	vs LAD	Roki Sasaki (5-5)	#75
Sat, Aug 8th	vs LAA	Walbert Urena (8-9)	#266	vs LAD	Yoshinobu Yamamoto (12-8)	#5
Sun, Aug 9th	vs LAA	Grayson Rodriguez (4-5)	#114	vs LAD	Justin Wrobleski (11-5)	#223
Mon, Aug 10th				vs COL	Gabriel Hughes (0-6)	#393
Tue, Aug 11th	vs PIT	Paul Skenes (9-11)	#7	vs COL	Tomoyuki Sugano (12-7)	#437
Wed, Aug 12th	vs PIT	Carmen Mlodzinski (6-6)	#91	vs COL	Ryan Feltner (5-8)	#436
Fri, Aug 14th	@ CIN	Chase Burns (14-3)	#20	@ ATL	Chris Sale (13-9)	#3
Sat, Aug 15th	@ CIN	Brady Singer (5-12)	#160	@ ATL	Grant Holmes (8-5)	#144
Sun, Aug 16th	@ CIN	Nick Lodolo (3-3)	#118	@ ATL	Bryce Elder (8-7)	#128
Mon, Aug 17th	@ PHI	Cristopher Sanchez (16-4)	#4	@ BOS	Alec Gamboa
Tue, Aug 18th	@ PHI	Zack Wheeler (10-5)	#10	@ BOS	Ranger Suarez (5-3)	#29
Wed, Aug 19th	@ PHI	Aaron Nola (5-10)	#54	@ BOS	Payton Tolle (8-6)	#23
Fri, Aug 21st	vs WSH	Brad Lord (5-2)	#158	vs CIN	Nick Lodolo (3-3)	#118
Sat, Aug 22nd	vs WSH	Jake Irvin (2-8)	#211	vs CIN	Rhett Lowder (5-8)	#243
Sun, Aug 23rd	vs WSH	Jackson Kent (0-2)	#190	vs CIN	Andrew Abbott (6-9)	#103
Mon, Aug 24th	vs BOS	Ranger Suarez (5-3)	#29	vs CHC	Kevin Gausman (7-11)	#27
Tue, Aug 25th	vs BOS	Payton Tolle (8-6)	#23	vs CHC	Clay Holmes (5-6)	#66
Wed, Aug 26th	vs BOS	Sonny Gray (16-4)	#30	vs CHC	Matthew Boyd (8-3)	#52
Thu, Aug 27th				@ SF	Landen Roupp (8-13)	#71
Fri, Aug 28th	@ WSH	Jackson Kent (0-2)	#190	@ SF	Blade Tidwell (0-0)	#171
Sat, Aug 29th	@ WSH	Cade Cavalli (12-5)	#40	@ SF
Mon, Aug 31st	@ WSH	Will Dion (1-1)	#192	vs PHI	Aaron Nola (5-10)	#54
Tue, Sep 1st	@ KC	Randy Dobnak (2-2)	#435	vs PHI	Jesus Luzardo (12-5)	#11
Wed, Sep 2nd	@ KC	Noah Cameron (9-8)	#70	vs PHI	Andrew Painter (3-8)	#219
Fri, Sep 4th	vs CHC	Shota Imanaga (8-9)	#24	@ HOU	Mike Burrows (4-9)	#212
Sat, Sep 5th	vs CHC	Clay Holmes (5-6)	#66	@ HOU	Peter Lambert (8-7)	#177
Sun, Sep 6th	vs CHC	Matthew Boyd (8-3)	#52	@ HOU	Hayden Wesneski (4-1)	#79
Mon, Sep 7th	vs NYM			@ KC
Tue, Sep 8th	vs NYM			@ KC
Wed, Sep 9th	vs NYM			@ KC
Fri, Sep 11th	vs LAD			vs TEX
Sat, Sep 12th	vs LAD			vs TEX
Sun, Sep 13th	vs LAD			vs TEX
Mon, Sep 14th	@ ARI			vs MIA
Tue, Sep 15th	@ ARI			vs MIA
Wed, Sep 16th	@ ARI			vs MIA
Fri, Sep 18th	@ SD			vs NYY
Sat, Sep 19th	@ SD			vs NYY
Sun, Sep 20th	@ SD			vs NYY
Tue, Sep 22nd	@ CHC			@ COL
Wed, Sep 23rd	@ CHC			@ COL
Thu, Sep 24th	@ CHC			@ COL
Fri, Sep 25th	vs ATL			@ SD
Sat, Sep 26th	vs ATL			@ SD
Sun, Sep 27th	vs ATL			@ SD
Sun, Mar 29th	vs COL	Jose Quintana (2-3)	#434
Mon, Apr 6th	vs CIN	Brandon Williamson (2-3)	#328
Mon, Apr 20th	vs STL	Michael McGreevy (5-9)	#89
Fri, Apr 24th	@ SF	Adrian Houser (4-7)	#217
Mon, Apr 27th	@ LAD	Yoshinobu Yamamoto (12-8)	#5
Mon, May 4th	vs PHI	Aaron Nola (5-10)	#54
Thu, May 14th	@ MIN	Zebby Matthews (8-8)	#115
Thu, Jul 2nd	@ COL	Michael Lorenzen (3-11)	#414
Thu, Jul 30th	@ NYM	Nolan McLean (9-8)	#34
Thu, Aug 13th	vs PIT	Braxton Ashcraft (13-5)	#28
Sun, Aug 30th	@ WSH	Andrew Alvarez (2-6)	#143
Thu, Sep 3rd	@ KC	Michael Wacha (7-8)	#69