Who Should I Trade?

Marcelo Mayer for Miles Mastrobuoni (2026)

Summary
Stats
Projections
News & Notes
Schedule

Who Should I Trade? Player Summaries
	Experts' Pick
	Marcelo Mayer 2B,3B,SS - SF	Miles Mastrobuoni 2B,3B,LF,RF - SEA
Expert Recommendation	100% Recommended by 3 of 3 experts	0% Recommended by 0 of 3 experts
Rankings

Rest of Season	# 280	‐
VBR	# 682	‐

Projections

Runs	6	‐
Home Runs	1	‐
RBI	6	‐
Stolen Bases	1	‐
Batting Average	.230	‐

Misc

Injury Alert	IL10	MiLB

Expert Ranks

Mike Maher BettingPros	# 241	‐

Kelly Kirby FantasyPros	# 245	‐

Kevin Spinelli KevScores	# 360	# 374

Who Should I Trade? Player Statistics
	Marcelo Mayer 2B,3B,SS - SF	Miles Mastrobuoni 2B,3B,LF,RF - SEA
2026 Stats


At Bats	205	26

Runs	19	3

Hits	45	5

Singles	32	5

Doubles	10	0

Triples	0	0

Home Runs	3	0

RBI	22	1

Stolen Bases	3	1

Caught Stealing	0	0

Walks	16	2

Strikeouts	44	10

Batting Average	.220	.192

On Base Pct	.282	.241

Slugging Pct	.312	.192

On-base Plus Slugging	.594	.434

Who Should I Trade? Player Projections
	Marcelo Mayer 2B,3B,SS - SF	Miles Mastrobuoni 2B,3B,LF,RF - SEA
2026 Projections


At Bats	51	‐

Runs	6	‐

Hits	12	‐

Singles	8	‐

Doubles	3	‐

Triples	0	‐

Home Runs	1	‐

RBI	6	‐

Stolen Bases	1	‐

Caught Stealing	0	‐

Walks	4	‐

Strikeouts	13	‐

Batting Average	.230	‐

On Base Pct	.287	‐

Slugging Pct	.352	‐

On-base Plus Slugging	.639	‐

Who Should I Trade? Player Notes
	Marcelo Mayer 2B,3B,SS - SF	Miles Mastrobuoni 2B,3B,LF,RF - SEA
News
	Giants’ manager Tony Vitello told reporters on Friday that Marcelo Mayer is dealing with a bone bruise on his right foot. Ari Koslow Sat, Aug 22nd	The Mariners sent Miles Mastrobuoni outright to Triple-A Tacoma. Ari Koslow Wed, Jul 22nd
	Giants manager Tony Vitello said Marcelo Mayer could be activated at the start of the next homestand next week. Ari Koslow Wed, Aug 19th	The Mariners designated INF/OF Miles Mastrobuoni for assignment. Ari Koslow Sat, Jul 18th
	Marcelo Mayer is expected to join Triple-A Sacramento on a rehab assignment next week. Ari Koslow Fri, Aug 7th	Miles Mastrobuoni is in the Mariners clubhouse on Friday. Ari Koslow Fri, Jul 3rd
	Marcelo Mayer will be re-evaluated by the Giants on Wednesday. Ari Koslow Tue, Aug 4th	The Mariners sent Miles Mastrobuoni outright to Triple-A Tacoma. Ari Koslow Thu, Jun 25th
	The Giants are acquiring Marcelo Mayer from the Red Sox for Erik Miller. Ari Koslow Mon, Aug 3rd	The Mariners designated Miles Mastrobuoni for assignment. Ari Koslow Fri, Jun 19th
Notes
There are no recent notes for these players

Who Should I Trade? Player Schedules
Date	Opp	Opp Pitcher	VBR	Opp	Opp Pitcher	VBR
	Marcelo Mayer 2B,3B,SS - SF			Miles Mastrobuoni 2B,3B,LF,RF - SEA
Wed, Mar 25th	vs NYY	Max Fried (4-4)	#21
Fri, Mar 27th	vs NYY	Cam Schlittler (12-6)	#14	vs CLE	Gavin Williams (12-7)	#19
Sat, Mar 28th	vs NYY	Will Warren (8-6)	#60	vs CLE	Joey Cantillo (9-7)	#59
Mon, Mar 30th	@ SD	Walker Buehler (8-6)	#197	vs NYY	Ryan Weathers (5-8)	#226
Tue, Mar 31st	@ SD	German Marquez (4-2)	#426	vs NYY	Max Fried (4-4)	#21
Wed, Apr 1st	@ SD	Nick Pivetta (1-2)	#191	vs NYY	Cam Schlittler (12-6)	#14
Thu, Apr 2nd	vs NYM	David Peterson (7-7)	#80
Fri, Apr 3rd	vs NYM	Nolan McLean (9-8)	#34	@ LAA	Reid Detmers (4-8)	#43
Sat, Apr 4th	vs NYM	Clay Holmes (5-6)	#58	@ LAA	Jack Kochanowicz (2-5)
Sun, Apr 5th	vs NYM	Kodai Senga (0-9)	#91	@ LAA	George Klassen (2-2)	#245
Mon, Apr 6th	vs PHI	Andrew Painter (3-8)	#206	@ TEX	Jacob deGrom (9-9)	#7
Tue, Apr 7th	vs PHI	Cristopher Sanchez (16-4)	#3	@ TEX	Nathan Eovaldi (10-9)	#94
Wed, Apr 8th	vs PHI	Aaron Nola (5-10)	#47	@ TEX	MacKenzie Gore (7-10)	#35
Fri, Apr 10th	@ BAL	Shane Baz (4-14)	#66	vs HOU	Tatsuya Imai (6-4)	#129
Sat, Apr 11th	@ BAL	Chris Bassitt (5-4)	#128	vs HOU	Lance McCullers Jr. (2-3)
Sun, Apr 12th	@ BAL	Cade Povich (2-1)	#258	vs HOU	Cody Bolton (0-1)	#406
Tue, Apr 14th	@ CIN	Brady Singer (5-12)	#135	@ SD	Michael King (8-9)	#51
Wed, Apr 15th	@ CIN	Rhett Lowder (6-8)	#234	@ SD	Randy Vasquez (10-6)	#232
Thu, Apr 16th	@ CIN	Chase Burns (14-3)	#22	@ SD	Walker Buehler (8-6)	#197
Fri, Apr 17th	@ WSH	Zack Littell (8-8)	#330	vs TEX	Jacob deGrom (9-9)	#7
Sat, Apr 18th	@ WSH	Cade Cavalli (12-5)	#61	vs TEX	Nathan Eovaldi (10-9)	#94
Sun, Apr 19th	@ WSH	PJ Poulin (3-0)		vs TEX	MacKenzie Gore (7-10)	#35
Tue, Apr 21st	vs LAD	Yoshinobu Yamamoto (12-8)	#10	vs ATH	Jacob Lopez (5-4)	#173
Wed, Apr 22nd	vs LAD	Shohei Ohtani (8-2)	#1	vs ATH	Aaron Civale (6-7)	#223
Thu, Apr 23rd	vs LAD	Tyler Glasnow (3-0)	#16
Fri, Apr 24th	vs MIA	Sandy Alcantara (13-8)	#65	@ STL	Andre Pallante (12-6)	#293
Sat, Apr 25th	vs MIA	Eury Perez (7-10)	#49	@ STL	Matthew Liberatore (5-12)	#81
Sun, Apr 26th	vs MIA	Max Meyer (9-1)		@ STL	Michael McGreevy (5-9)	#86
Tue, Apr 28th	@ PHI	Jesus Luzardo (12-5)	#9	@ MIN	Joe Ryan (6-8)	#69
Thu, Apr 30th	@ PHI	Tim Mayza (3-3)	#145
Fri, May 1st	@ TB	Shane McClanahan (10-6)	#48	vs KC	Cole Ragans (1-4)
Sat, May 2nd	@ TB	Griffin Jax (6-9)	#85	vs KC	Seth Lugo (6-7)	#102
Sun, May 3rd	@ TB	Steven Matz (5-4)	#218	vs KC	Kris Bubic (3-2)	#132
Mon, May 4th	vs SD	Randy Vasquez (10-6)	#232	vs ATL	JR Ritchie (1-2)	#349
Tue, May 5th	vs SD	Walker Buehler (8-6)	#197	vs ATL	Bryce Elder (8-7)	#194
Wed, May 6th	vs SD	Bradgley Rodriguez (3-2)	#107	vs ATL	Martin Perez (8-8)	#228
Fri, May 8th	vs PIT	Carmen Mlodzinski (6-6)	#123	@ CWS	Sean Burke (7-6)	#84
Sat, May 9th	vs PIT	Braxton Ashcraft (13-5)	#29	@ CWS	Anthony Kay (9-6)	#185
Sun, May 10th	vs PIT	Bubba Chandler (6-9)	#122	@ CWS	Davis Martin (9-6)	#144
Mon, May 11th	@ LAD	Roki Sasaki (5-5)	#131	@ HOU	Peter Lambert (8-7)	#172
Tue, May 12th	@ LAD	Yoshinobu Yamamoto (12-8)	#10	@ HOU	Tatsuya Imai (6-4)	#129
Wed, May 13th	@ LAD	Shohei Ohtani (8-2)	#1	@ HOU	Lance McCullers Jr. (2-3)
Thu, May 14th	@ LAD	Emmet Sheehan (4-8)	#110	@ HOU	Mike Burrows (4-9)	#193
Fri, May 15th	@ ATH	Aaron Civale (6-7)	#223	vs SD	Randy Vasquez (10-6)	#232
Sat, May 16th	@ ATH	Luis Severino (2-6)		vs SD	Walker Buehler (8-6)	#197
Sun, May 17th	@ ATH	Jeffrey Springs (3-12)	#277	vs SD	Lucas Giolito (2-3)	#348
Mon, May 18th	@ ARI	Zac Gallen (3-9)	#177	vs CWS	Noah Schultz (3-9)	#373
Tue, May 19th	@ ARI	Ryne Nelson (3-5)	#134	vs CWS	Anthony Kay (9-6)	#185
Wed, May 20th	@ ARI	Merrill Kelly (8-12)	#120	vs CWS	Sean Burke (7-6)	#84
Fri, May 22nd	vs CWS	Davis Martin (9-6)	#144	@ KC	Noah Cameron (9-8)	#67
Sat, May 23rd	vs CWS	Bryan Hudson (4-4)	#117	@ KC	Stephen Kolek (4-3)
Sun, May 24th	vs CWS	Noah Schultz (3-9)	#373	@ KC	Seth Lugo (6-7)	#102
Mon, May 25th	vs ARI	Merrill Kelly (8-12)	#120	@ ATH	Aaron Civale (6-7)	#223
Tue, May 26th	vs ARI	Eduardo Rodriguez (14-4)	#88	@ ATH	Gage Jump (6-8)	#79
Wed, May 27th	vs ARI	Michael Soroka (8-4)	#104	@ ATH	Jeffrey Springs (3-12)	#277
Fri, May 29th	@ COL	Michael Lorenzen (3-11)	#292	vs ARI	Zac Gallen (3-9)	#177
Sat, May 30th	@ COL	Ryan Feltner (5-8)	#434	vs ARI	Ryne Nelson (3-5)	#134
Sun, May 31st	@ COL	Tanner Gordon (1-4)	#417	vs ARI	Merrill Kelly (8-12)	#120
Mon, Jun 1st	@ MIL	Shane Drohan (6-5)	#136	vs NYM	Austin Warren
Tue, Jun 2nd	@ MIL	Kyle Harrison (10-3)	#57	vs NYM	Huascar Brazoban (5-2)	#263
Wed, Jun 3rd	@ MIL	Robert Gasser (4-5)	#105	vs NYM	Freddy Peralta (6-11)	#41
Thu, Jun 4th	@ MIL	Coleman Crow (0-1)	#257
Fri, Jun 5th	@ CHC	Edward Cabrera (5-5)	#138	@ DET	Framber Valdez (8-9)	#44
Sat, Jun 6th	@ CHC	Ben Brown (4-2)	#219	@ DET	Keider Montero (9-8)	#171
Sun, Jun 7th	@ CHC	Jameson Taillon (2-6)	#187	@ DET	Jack Flaherty (3-8)	#108
Mon, Jun 8th	vs WSH	Richard Lovelady (2-4)		@ BAL	Trey Gibson (1-3)	#375
Tue, Jun 9th	vs WSH	Andrew Alvarez (2-6)	#139	@ BAL	Trevor Rogers (9-9)	#55
Wed, Jun 10th	vs WSH	Foster Griffin (15-4)	#37	@ BAL	Brandon Young (9-3)	#165
Fri, Jun 12th	vs CHC	Javier Assad (6-1)	#178	@ WSH	Zack Littell (8-8)	#330
Sat, Jun 13th	vs CHC	Ben Brown (4-2)	#219	@ WSH	Cade Cavalli (12-5)	#61
Sun, Jun 14th	vs CHC	Ryan Rolison		@ WSH	PJ Poulin (3-0)
Wed, Jun 17th	@ ATL	JR Ritchie (1-2)	#349	vs BAL	Kyle Bradish (7-12)	#50
Fri, Jun 19th	@ MIA	Lake Bachar (1-3)	#264	vs BOS	Ranger Suarez (5-3)	#25
Sat, Jun 20th	@ MIA	Max Meyer (9-1)		vs BOS	Connelly Early (7-5)	#224
Sun, Jun 21st	@ MIA	Ryan Gusto (1-3)	#168	vs BOS	Payton Tolle (8-6)	#26
Tue, Jun 23rd	vs ATH	Aaron Civale (6-7)	#223	@ PIT	Mitch Keller (6-8)
Wed, Jun 24th	vs ATH	Gage Jump (6-8)	#79	@ PIT	Braxton Ashcraft (13-5)	#29
Thu, Jun 25th	vs ATH	Jeffrey Springs (3-12)	#277	@ PIT	Bubba Chandler (6-9)	#122
Fri, Jun 26th	vs ATL	Reynaldo Lopez (4-3)	#109	@ CLE	Joey Cantillo (9-7)	#59
Sat, Jun 27th	vs ATL	Bryce Elder (8-7)	#194	@ CLE	Slade Cecconi (4-7)	#143
Sun, Jun 28th	vs ATL	Chris Sale (13-9)	#4	@ CLE	Gavin Williams (12-7)	#19
Mon, Jun 29th	@ ARI	Eduardo Rodriguez (14-4)	#88	vs LAA	Ryan Johnson (3-7)	#213
Tue, Jun 30th	@ ARI	Brandon Pfaadt (7-1)	#83	vs LAA	Jose Soriano (10-7)	#36
Wed, Jul 1st	@ ARI	Zac Gallen (3-9)	#177
Fri, Jul 3rd	@ COL	Ryan Feltner (5-8)	#434	vs TOR	Dylan Cease (9-5)	#8
Sat, Jul 4th	@ COL	Sean Sullivan (0-3)	#425	vs TOR	Shane Bieber (5-2)	#147
Sun, Jul 5th	@ COL	Tanner Gordon (1-4)	#417	vs TOR	Trey Yesavage (5-5)	#243
Mon, Jul 6th	vs TOR	Kevin Gausman (7-11)	#27
Tue, Jul 7th	vs TOR	Spencer Miles (5-2)	#114	@ MIA	Max Meyer (9-1)
Wed, Jul 8th	vs TOR	Dylan Cease (9-5)	#8	@ MIA	Tyler Phillips (3-6)	#229
Thu, Jul 9th	vs COL	Ryan Feltner (5-8)	#434	@ MIA	Janson Junk (6-8)	#124
Fri, Jul 10th	vs COL	Tanner Gordon (1-4)	#417	@ TB	Nick Martinez (13-4)	#73
Sat, Jul 11th	vs COL	Kyle Freeland (4-10)	#414	@ TB	Griffin Jax (6-9)	#85
Sun, Jul 12th	vs COL	Michael Lorenzen (3-11)	#292	@ TB	Ian Seymour (9-5)	#71
Fri, Jul 17th	@ SEA	Bryce Miller (4-8)	#42	vs SF	Landen Roupp (8-13)	#74
Sat, Jul 18th	@ SEA	Bryan Woo (9-9)	#15	vs SF	Logan Webb (8-8)	#20
Sun, Jul 19th	@ SEA	Logan Gilbert (11-7)	#12	vs SF	Robbie Ray (11-7)	#87
Mon, Jul 20th	@ KC	Michael Wacha (8-8)	#78	vs CIN	Andrew Abbott (6-9)	#99
Tue, Jul 21st	@ KC	Luinder Avila (5-4)		vs CIN	Chase Burns (14-3)	#22
Wed, Jul 22nd	@ KC	Seth Lugo (6-7)	#102	vs CIN	Brady Singer (5-12)	#135
Fri, Jul 24th	vs LAA	Grayson Rodriguez (4-5)	#113	@ TEX	MacKenzie Gore (7-10)	#35
Sat, Jul 25th	vs LAA	Ryan Johnson (3-7)	#213	@ TEX	Nathan Eovaldi (10-9)	#94
Sun, Jul 26th	vs LAA	Jose Soriano (10-7)	#36	@ TEX	Jacob deGrom (9-9)	#7
Mon, Jul 27th	vs MIL	Brandon Sproat (3-7)	#175	@ TEX	Kumar Rocker (5-10)	#118
Tue, Jul 28th	vs MIL	Logan Henderson (9-2)	#32	@ LAD	Justin Wrobleski (11-5)	#133
Wed, Jul 29th	vs MIL	Thomas Pannone (0-1)	#309	@ LAD	Eric Lauer (8-6)	#230
Thu, Jul 30th	@ SD	JP Sears (3-4)	#261	@ LAD	Roki Sasaki (5-5)	#131
Fri, Jul 31st	@ SD	Bradgley Rodriguez (3-2)	#107	vs MIN	Zebby Matthews (8-8)	#115
Sat, Aug 1st	@ SD	Walker Buehler (8-6)	#197	vs MIN	Connor Prielipp (3-7)	#90
Sun, Aug 2nd	@ SD	Kyle Hart (0-3)	#153	vs MIN	Taj Bradley (9-6)	#40
Mon, Aug 3rd	@ TEX	Cal Quantrill (6-4)	#199
Tue, Aug 4th	@ TEX	MacKenzie Gore (7-10)	#35	vs DET	Troy Melton (7-3)	#54
Wed, Aug 5th	@ TEX	Cody Bradford (0-3)	#97	vs DET	Drew Anderson (4-5)	#95
Fri, Aug 7th	vs DET	Keider Montero (9-8)	#171	vs TB	Drew Rasmussen (14-5)	#13
Sat, Aug 8th	vs DET	Jackson Jobe (1-1)	#209	vs TB	Casey Legumina (2-2)	#189
Sun, Aug 9th	vs DET	Troy Melton (7-3)	#54	vs TB	Ian Seymour (9-5)	#71
Mon, Aug 10th	vs HOU	Hayden Wesneski (4-1)	#72
Tue, Aug 11th	vs HOU	Hunter Brown (4-3)	#24	@ NYY	Ryan Weathers (5-8)	#226
Wed, Aug 12th	vs HOU	Bryan King		@ NYY	Will Warren (8-6)	#60
Fri, Aug 14th	vs COL	Kyle Freeland (4-10)	#414	@ HOU	Peter Lambert (8-7)	#172
Sat, Aug 15th	vs COL	Michael Lorenzen (3-11)	#292	@ HOU	Hayden Wesneski (4-1)	#72
Sun, Aug 16th	vs COL	Gabriel Hughes (0-6)	#393	@ HOU	Hunter Brown (4-3)	#24
Tue, Aug 18th	@ CLE	Foster Griffin (15-4)	#37	@ MIL	Kyle Harrison (10-3)	#57
Wed, Aug 19th	@ CLE	Parker Messick (10-8)	#31	@ MIL	Dustin May (6-8)	#46
Thu, Aug 20th	@ CLE	Gavin Williams (12-7)	#19	@ MIL	Robert Gasser (4-5)	#105
Fri, Aug 21st	@ BOS	Sonny Gray (16-4)	#28	vs CHC	Matthew Boyd (8-3)	#45
Sat, Aug 22nd	@ BOS	Patrick Sandoval (1-3)	#127	vs CHC	David Peterson (7-7)	#80
Sun, Aug 23rd	@ BOS	Jake Bennett (8-6)	#98	vs CHC	Shota Imanaga (8-9)	#30
Mon, Aug 24th	vs CIN	Chase Burns (14-3)	#22	vs PHI	Zack Wheeler (10-5)	#11
Tue, Aug 25th	vs CIN	Brady Singer (5-12)	#135	vs PHI	Aaron Nola (5-10)	#47
Wed, Aug 26th	vs CIN	Nick Lodolo (3-3)	#126	vs PHI	Jesus Luzardo (12-5)	#9
Thu, Aug 27th	vs ARI
Fri, Aug 28th	vs ARI	Kohl Drake (0-1)	#347	@ TOR	Dylan Cease (9-5)	#8
Sat, Aug 29th	vs ARI	Mitch Bratt (1-2)	#313	@ TOR	Jose Soriano (10-7)	#36
Mon, Aug 31st	@ ATL	Bryce Elder (8-7)	#194	@ BOS	Payton Tolle (8-6)	#26
Tue, Sep 1st	@ PIT	Paul Skenes (9-11)	#5	@ BOS	Sonny Gray (16-4)	#28
Wed, Sep 2nd	@ PIT	Bubba Chandler (6-9)	#122	@ BOS	Patrick Sandoval (1-3)	#127
Thu, Sep 3rd	@ PIT	Jared Jones (2-6)	#63	vs ATH	Jack Perkins (3-9)	#146
Fri, Sep 4th	@ NYM	Nolan McLean (9-8)	#34	vs ATH	Jeffrey Springs (3-12)	#277
Sat, Sep 5th	@ NYM	Zac Thornton (3-4)	#137	vs ATH	Gage Jump (6-8)	#79
Sun, Sep 6th	@ NYM	Jonah Tong (1-1)	#155	vs ATH	J.T. Ginn (9-8)	#204
Mon, Sep 7th	vs STL	Andre Pallante (12-6)	#293
Tue, Sep 8th	vs STL			vs TEX
Wed, Sep 9th	vs STL			vs TEX
Fri, Sep 11th	vs SD			@ ATH
Sat, Sep 12th	vs SD			@ ATH
Sun, Sep 13th	vs SD			@ ATH
Mon, Sep 14th	@ STL			@ LAA
Tue, Sep 15th	@ STL			@ LAA
Wed, Sep 16th	@ STL			@ LAA
Fri, Sep 18th	@ LAD			@ COL
Sat, Sep 19th	@ LAD			@ COL
Sun, Sep 20th	@ LAD			@ COL
Mon, Sep 21st	vs MIN
Tue, Sep 22nd	vs MIN			vs HOU
Wed, Sep 23rd	vs MIN			vs HOU
Fri, Sep 25th	vs LAD			vs LAA
Sat, Sep 26th	vs LAD			vs LAA
Sun, Sep 27th	vs LAD			vs LAA
Thu, Mar 26th				vs CLE	Tanner Bibee (5-14)	#52
Sun, Mar 29th				vs CLE	Slade Cecconi (4-7)	#143
Mon, Apr 13th				vs HOU	Mike Burrows (4-9)	#193
Mon, Apr 20th				vs ATH	J.T. Ginn (9-8)	#204
Mon, Apr 27th				@ MIN	Connor Prielipp (3-7)	#90
Wed, Apr 29th				@ MIN	Taj Bradley (9-6)	#40
Thu, Jun 11th				@ BAL	Kyle Bradish (7-12)	#50
Tue, Jun 16th				vs BAL	Brandon Young (9-3)	#165
Thu, Jun 18th				vs BAL	Shane Baz (4-14)	#66
Thu, Jul 2nd				vs LAA	Walbert Urena (8-9)	#238
Thu, Aug 6th				vs DET	Framber Valdez (8-9)	#44
Thu, Aug 13th				@ NYY	Max Fried (4-4)	#21
Sun, Aug 30th				@ TOR	Max Scherzer (1-7)	#164
Thu, Sep 10th				vs TEX
Thu, Sep 24th				vs LAA

Who Should I Trade?

Marcelo Mayer for Miles Mastrobuoni (2026)

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