Who Should I Trade?

CJ Kayfus for Miles Mastrobuoni (2026)

Summary
Stats
Projections
News & Notes
Schedule

Who Should I Trade? Player Summaries
	Experts' Pick
	Miles Mastrobuoni 2B,3B,LF,RF - SEA	CJ Kayfus 1B,LF,RF - CLE
Expert Recommendation	100% Recommended by 1 of 1 experts	0% Recommended by 0 of 1 experts
Rankings

Rest of Season	‐	‐
VBR	‐	‐

Projections

Runs	‐	‐
Home Runs	‐	‐
RBI	‐	‐
Stolen Bases	‐	‐
Batting Average	‐	‐

Misc

Injury Alert	MiLB	MiLB

Expert Ranks

Kevin Spinelli KevScores	# 374	‐

Who Should I Trade? Player Statistics
	Miles Mastrobuoni 2B,3B,LF,RF - SEA	CJ Kayfus 1B,LF,RF - CLE
2026 Stats


At Bats	26	22

Runs	3	4

Hits	5	4

Singles	5	2

Doubles	0	1

Triples	0	0

Home Runs	0	1

RBI	1	2

Stolen Bases	1	0

Caught Stealing	0	0

Walks	2	2

Strikeouts	10	8

Batting Average	.192	.182

On Base Pct	.241	.280

Slugging Pct	.192	.364

On-base Plus Slugging	.434	.644

Who Should I Trade? Player Projections
	Miles Mastrobuoni 2B,3B,LF,RF - SEA	CJ Kayfus 1B,LF,RF - CLE
2026 Projections


At Bats	‐	‐

Runs	‐	‐

Hits	‐	‐

Singles	‐	‐

Doubles	‐	‐

Triples	‐	‐

Home Runs	‐	‐

RBI	‐	‐

Stolen Bases	‐	‐

Caught Stealing	‐	‐

Walks	‐	‐

Strikeouts	‐	‐

Batting Average	‐	‐

On Base Pct	‐	‐

Slugging Pct	‐	‐

On-base Plus Slugging	‐	‐

Who Should I Trade? Player Notes
	Miles Mastrobuoni 2B,3B,LF,RF - SEA	CJ Kayfus 1B,LF,RF - CLE
News
	The Mariners sent Miles Mastrobuoni outright to Triple-A Tacoma. Ari Koslow Wed, Jul 22nd	CJ Kayfus was activated from the injured list in Triple-A. Ari Koslow Tue, May 19th
	The Mariners designated INF/OF Miles Mastrobuoni for assignment. Ari Koslow Sat, Jul 18th	CJ Kayfus was sent down to Triple-A on Monday. Nate Miller - FantasyPros Mon, Apr 13th
	Miles Mastrobuoni is in the Mariners clubhouse on Friday. Ari Koslow Fri, Jul 3rd	CJ Kayfus went 2-for-2 in win over the Cubs with a home run, two runs scored and two RBI. Matthew Adam Mon, Apr 6th
	The Mariners sent Miles Mastrobuoni outright to Triple-A Tacoma. Ari Koslow Thu, Jun 25th
	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
	Miles Mastrobuoni 2B,3B,LF,RF - SEA			CJ Kayfus 1B,LF,RF - CLE
Thu, Mar 26th	vs CLE	Tanner Bibee (7-15)	#80	@ SEA	Logan Gilbert (12-11)	#8
Fri, Mar 27th	vs CLE	Gavin Williams (14-8)	#20	@ SEA	George Kirby (9-11)	#33
Sat, Mar 28th	vs CLE	Joey Cantillo (11-9)	#63	@ SEA	Bryan Woo (12-10)	#13
Sun, Mar 29th	vs CLE	Slade Cecconi (5-7)	#164	@ SEA	Emerson Hancock (7-8)	#135
Mon, Mar 30th	vs NYY	Ryan Weathers (5-8)		@ LAD	Roki Sasaki (5-5)	#102
Tue, Mar 31st	vs NYY	Max Fried (5-5)	#21	@ LAD	Shohei Ohtani (8-2)	#1
Wed, Apr 1st	vs NYY	Cam Schlittler (14-6)	#9	@ LAD	Yoshinobu Yamamoto (14-9)	#4
Fri, Apr 3rd	@ LAA	Reid Detmers (7-8)	#16	vs CHC	Cade Horton (1-0)
Sun, Apr 5th	@ LAA	George Klassen (2-2)		vs CHC	Shota Imanaga (11-10)	#49
Mon, Apr 6th	@ TEX	Jacob deGrom (11-11)	#12	vs KC	Michael Wacha (9-10)	#99
Tue, Apr 7th	@ TEX	Nathan Eovaldi (11-10)	#66	vs KC	Noah Cameron (9-8)	#91
Wed, Apr 8th	@ TEX	MacKenzie Gore (8-11)	#39	vs KC	Cole Ragans (1-4)
Fri, Apr 10th	vs HOU	Tatsuya Imai (6-4)	#231	@ ATL	Bryce Elder (8-8)
Sat, Apr 11th	vs HOU	Lance McCullers Jr. (2-3)		@ ATL	Martin Perez (9-9)	#82
Sun, Apr 12th	vs HOU	Cody Bolton (0-1)	#282	@ ATL	Chris Sale (14-9)	#3
Mon, Apr 13th	vs HOU	Mike Burrows (4-9)		@ STL	Matthew Liberatore (6-14)	#95
Tue, Apr 14th	@ SD	Michael King (12-10)	#55	@ STL	Michael McGreevy (7-9)	#109
Wed, Apr 15th	@ SD	Randy Vasquez (10-6)	#245	@ STL	Dustin May (7-9)	#35
Thu, Apr 16th	@ SD	Walker Buehler (9-6)	#90	vs BAL	Shane Baz (6-15)	#85
Fri, Apr 17th	vs TEX	Jacob deGrom (11-11)	#12	vs BAL	Chris Bassitt (9-5)	#175
Sat, Apr 18th	vs TEX	Nathan Eovaldi (11-10)	#66	vs BAL	Dean Kremer (4-5)	#81
Sun, Apr 19th	vs TEX	MacKenzie Gore (8-11)	#39	vs BAL	Trevor Rogers (10-11)	#42
Mon, Apr 20th	vs ATH	J.T. Ginn (9-8)		vs HOU	Spencer Arrighetti (9-9)	#181
Tue, Apr 21st	vs ATH	Jacob Lopez (7-5)	#251	vs HOU	Ryan Weiss (0-3)
Wed, Apr 22nd	vs ATH	Aaron Civale (6-8)	#219	vs HOU	Peter Lambert (8-10)	#185
Fri, Apr 24th	@ STL	Andre Pallante (12-8)	#87	@ TOR	Max Scherzer (3-9)	#127
Sat, Apr 25th	@ STL	Matthew Liberatore (6-14)	#95	@ TOR	Kevin Gausman (9-12)	#36
Sun, Apr 26th	@ STL	Michael McGreevy (7-9)	#109	@ TOR	Patrick Corbin (3-4)
Mon, Apr 27th	@ MIN	Connor Prielipp (6-7)	#110	vs TB	Steven Matz (6-6)	#201
Tue, Apr 28th	@ MIN	Joe Ryan (7-10)	#25	vs TB	Nick Martinez (15-5)	#208
Wed, Apr 29th	@ MIN	Taj Bradley (12-6)	#44	vs TB	Drew Rasmussen (16-5)	#26
Fri, May 1st	vs KC	Cole Ragans (1-4)		@ ATH	J.T. Ginn (9-8)
Sat, May 2nd	vs KC	Seth Lugo (7-9)	#184	@ ATH	Jacob Lopez (7-5)	#251
Sun, May 3rd	vs KC	Kris Bubic (4-2)	#74	@ ATH	Aaron Civale (6-8)	#219
Mon, May 4th	vs ATL	JR Ritchie (1-4)	#103	@ KC	Michael Wacha (9-10)	#99
Tue, May 5th	vs ATL	Bryce Elder (8-8)		@ KC	Stephen Kolek (4-3)
Wed, May 6th	vs ATL	Martin Perez (9-9)	#82	@ KC	Cole Ragans (1-4)
Thu, May 7th				@ KC	Seth Lugo (7-9)	#184
Fri, May 8th	@ CWS	Sean Burke (11-7)	#58	vs MIN	Connor Prielipp (6-7)	#110
Sat, May 9th	@ CWS	Anthony Kay (9-9)	#121	vs MIN	Joe Ryan (7-10)	#25
Sun, May 10th	@ CWS	Davis Martin (9-8)	#73	vs MIN	Andrew Morris (4-8)	#176
Mon, May 11th	@ HOU	Peter Lambert (8-10)	#185	vs LAA	Brent Suter (3-2)
Tue, May 12th	@ HOU	Tatsuya Imai (6-4)	#231	vs LAA	Walbert Urena (9-11)	#40
Wed, May 13th	@ HOU	Lance McCullers Jr. (2-3)		vs LAA	Reid Detmers (7-8)	#16
Fri, May 15th	vs SD	Randy Vasquez (10-6)	#245	vs CIN	Andrew Abbott (6-11)	#149
Sat, May 16th	vs SD	Walker Buehler (9-6)	#90	vs CIN	Chris Paddack (0-7)
Sun, May 17th	vs SD	Lucas Giolito (2-3)		vs CIN	Brady Singer (6-15)	#221
Mon, May 18th	vs CWS	Noah Schultz (4-9)	#154	@ DET	Framber Valdez (10-12)	#53
Tue, May 19th	vs CWS	Anthony Kay (9-9)	#121	@ DET	Keider Montero (10-9)	#188
Wed, May 20th	vs CWS	Sean Burke (11-7)	#58	@ DET	Drew Anderson (5-7)	#38
Thu, May 21st				@ DET	Casey Mize (6-10)	#47
Fri, May 22nd	@ KC	Noah Cameron (9-8)	#91	@ PHI	Cristopher Sanchez (18-7)	#6
Sat, May 23rd	@ KC	Stephen Kolek (4-3)		@ PHI	Zack Wheeler (13-5)	#5
Sun, May 24th	@ KC	Seth Lugo (7-9)	#184	@ PHI	Andrew Painter (3-10)	#125
Mon, May 25th	@ ATH	Aaron Civale (6-8)	#219	vs WSH	PJ Poulin (3-0)
Tue, May 26th	@ ATH	Gage Jump (6-11)		vs WSH	Cade Cavalli (13-5)	#34
Wed, May 27th	@ ATH	Jeffrey Springs (4-14)	#267	vs WSH	PJ Poulin (3-0)
Fri, May 29th	vs ARI	Zac Gallen (3-9)	#216	vs BOS	Tyler Samaniego
Sat, May 30th	vs ARI	Ryne Nelson (3-5)	#132	vs BOS	Sonny Gray (18-5)	#45
Sun, May 31st	vs ARI	Merrill Kelly (10-14)	#146	vs BOS	Ranger Suarez (8-5)	#70
Tue, Jun 2nd	vs NYM	Huascar Brazoban (6-2)	#229	@ NYY	Cam Schlittler (14-6)	#9
Wed, Jun 3rd	vs NYM	Freddy Peralta (10-11)	#51	@ NYY	Gerrit Cole (10-9)	#18
Thu, Jun 4th				@ NYY	Carlos Rodon (7-3)	#32
Fri, Jun 5th	@ DET	Framber Valdez (10-12)	#53	@ TEX	Kumar Rocker (6-11)	#84
Sat, Jun 6th	@ DET	Keider Montero (10-9)	#188	@ TEX	Jack Leiter (3-7)
Sun, Jun 7th	@ DET	Jack Flaherty (3-8)	#179	@ TEX	Jacob deGrom (11-11)	#12
Mon, Jun 8th	@ BAL	Trey Gibson (2-3)	#249	vs NYY	Will Warren (11-6)	#69
Tue, Jun 9th	@ BAL	Trevor Rogers (10-11)	#42	vs NYY	Gerrit Cole (10-9)	#18
Wed, Jun 10th	@ BAL	Brandon Young (9-6)	#168	vs NYY	Carlos Rodon (7-3)	#32
Fri, Jun 12th	@ WSH	Zack Littell (8-8)		vs DET	Jack Flaherty (3-8)	#179
Sat, Jun 13th	@ WSH	Cade Cavalli (13-5)	#34	vs DET	Tarik Skubal (12-7)	#2
Tue, Jun 16th	vs BAL	Brandon Young (9-6)	#168	@ MIL	Robert Gasser (5-5)	#43
Wed, Jun 17th	vs BAL	Kyle Bradish (7-14)		@ MIL	Brandon Sproat (3-7)
Thu, Jun 18th	vs BAL	Shane Baz (6-15)	#85	@ MIL	Shane Drohan (7-5)	#128
Fri, Jun 19th	vs BOS	Ranger Suarez (8-5)	#70	@ HOU	Tatsuya Imai (6-4)	#231
Sat, Jun 20th	vs BOS	Connelly Early (7-5)	#76	@ HOU	Spencer Arrighetti (9-9)	#181
Sun, Jun 21st	vs BOS	Payton Tolle (9-6)	#30	@ HOU	Kai-Wei Teng (5-7)	#220
Mon, Jun 22nd				@ CWS	Anthony Kay (9-9)	#121
Tue, Jun 23rd	@ PIT	Mitch Keller (6-8)		@ CWS	Sean Burke (11-7)	#58
Wed, Jun 24th	@ PIT	Braxton Ashcraft (14-6)		@ CWS	Chris Murphy (3-0)
Fri, Jun 26th	@ CLE	Joey Cantillo (11-9)	#63	vs SEA	Luis Castillo (4-11)	#97
Sat, Jun 27th	@ CLE	Slade Cecconi (5-7)	#164	vs SEA	Logan Gilbert (12-11)	#8
Sun, Jun 28th	@ CLE	Gavin Williams (14-8)	#20	vs SEA	Emerson Hancock (7-8)	#135
Mon, Jun 29th	vs LAA	Ryan Johnson (5-9)	#170	vs TEX	Tyler Alexander (5-2)	#159
Tue, Jun 30th	vs LAA	Jose Soriano (12-8)	#23	vs TEX	Jacob deGrom (11-11)	#12
Wed, Jul 1st				vs TEX	MacKenzie Gore (8-11)	#39
Thu, Jul 2nd	vs LAA	Walbert Urena (9-11)	#40	vs CWS	Davis Martin (9-8)	#73
Fri, Jul 3rd	vs TOR	Dylan Cease (11-6)		vs CWS	Anthony Kay (9-9)	#121
Sat, Jul 4th	vs TOR	Shane Bieber (5-2)		vs CWS	Sean Burke (11-7)	#58
Sun, Jul 5th	vs TOR	Trey Yesavage (5-6)	#24	vs CWS	Chris Murphy (3-0)
Tue, Jul 7th	@ MIA	Max Meyer (9-1)		@ MIN	Taj Bradley (12-6)	#44
Wed, Jul 8th	@ MIA	Tyler Phillips (5-6)	#247	@ MIN	Connor Prielipp (6-7)	#110
Thu, Jul 9th	@ MIA	Janson Junk (6-9)	#138	@ MIN	Bailey Ober (7-7)	#155
Fri, Jul 10th	@ TB	Nick Martinez (15-5)	#208	@ MIA	Sandy Alcantara (13-11)	#77
Sat, Jul 11th	@ TB	Griffin Jax (8-10)	#67	@ MIA	Eury Perez (8-11)	#22
Sun, Jul 12th	@ TB	Ian Seymour (9-7)	#60	@ MIA	Tyler Phillips (5-6)	#247
Sat, Jul 18th	vs SF	Logan Webb (8-9)		vs PIT	Mason Montgomery (6-4)	#86
Sun, Jul 19th	vs SF	Robbie Ray (13-8)	#198	vs PIT	Paul Skenes (10-11)	#14
Mon, Jul 20th	vs CIN	Andrew Abbott (6-11)	#149	vs MIN	Joe Ryan (7-10)	#25
Tue, Jul 21st	vs CIN	Chase Burns (15-3)		vs MIN	Kendry Rojas (1-1)
Wed, Jul 22nd	vs CIN	Brady Singer (6-15)	#221	vs MIN	Bailey Ober (7-7)	#155
Thu, Jul 23rd				vs MIN	Taj Bradley (12-6)	#44
Fri, Jul 24th	@ TEX	MacKenzie Gore (8-11)	#39	@ TB	Shane McClanahan (10-7)
Sat, Jul 25th	@ TEX	Nathan Eovaldi (11-10)	#66	@ TB	Nick Martinez (15-5)	#208
Sun, Jul 26th	@ TEX	Jacob deGrom (11-11)	#12	@ TB	Drew Rasmussen (16-5)	#26
Tue, Jul 28th	@ LAD	Justin Wrobleski (12-5)	#50	@ CIN	Caleb Ferguson
Wed, Jul 29th	@ LAD	Eric Lauer (8-7)		@ CIN	Brady Singer (6-15)	#221
Fri, Jul 31st	vs MIN	Zebby Matthews (9-11)	#134	vs ARI	Mitch Bratt (1-3)
Sat, Aug 1st	vs MIN	Connor Prielipp (6-7)	#110	vs ARI	Kohl Drake (0-1)	#123
Sun, Aug 2nd	vs MIN	Taj Bradley (12-6)	#44	vs ARI	Merrill Kelly (10-14)	#146
Tue, Aug 4th	vs DET	Troy Melton (8-5)		vs NYM	Sean Manaea (6-7)	#46
Wed, Aug 5th	vs DET	Drew Anderson (5-7)	#38	vs NYM	Christian Scott (4-5)
Thu, Aug 6th	vs DET	Framber Valdez (10-12)	#53	vs NYM	Nolan McLean (12-10)	#28
Fri, Aug 7th	vs TB	Drew Rasmussen (16-5)	#26	@ CWS	Noah Schultz (4-9)	#154
Sat, Aug 8th	vs TB	Casey Legumina (2-2)	#261	@ CWS	Anthony Kay (9-9)	#121
Sun, Aug 9th	vs TB	Ian Seymour (9-7)	#60	@ CWS	Davis Martin (9-8)	#73
Tue, Aug 11th	@ NYY	Ryan Weathers (5-8)		@ DET	Drew Anderson (5-7)	#38
Wed, Aug 12th	@ NYY	Will Warren (11-6)	#69	@ DET	Framber Valdez (10-12)	#53
Thu, Aug 13th	@ NYY	Max Fried (5-5)	#21	@ DET	Keider Montero (10-9)	#188
Fri, Aug 14th	@ HOU	Peter Lambert (8-10)	#185	vs SD	Michael King (12-10)	#55
Sat, Aug 15th	@ HOU	Hayden Wesneski (6-2)	#100	vs SD	Wandy Peralta (3-3)	#264
Sun, Aug 16th	@ HOU	Hunter Brown (6-4)	#19	vs SD	Casey Mize (6-10)	#47
Tue, Aug 18th	@ MIL	Kyle Harrison (11-5)	#62	vs SF	Carson Whisenhunt (3-4)
Wed, Aug 19th	@ MIL	Dustin May (7-9)	#35	vs SF	Matt Wilkinson (1-3)	#150
Thu, Aug 20th	@ MIL	Robert Gasser (5-5)	#43	vs SF	Landen Roupp (9-14)
Fri, Aug 21st	vs CHC	Matthew Boyd (10-5)	#78	@ COL	Tanner Gordon (1-6)	#222
Sat, Aug 22nd	vs CHC	David Peterson (9-8)	#61	@ COL	Gabriel Hughes (0-8)
Sun, Aug 23rd	vs CHC	Shota Imanaga (11-10)	#49	@ COL	Tomoyuki Sugano (12-12)	#263
Mon, Aug 24th	vs PHI	Zack Wheeler (13-5)	#5	@ LAA	George Klassen (2-2)
Tue, Aug 25th	vs PHI	Aaron Nola (7-12)	#68	@ LAA	Walbert Urena (9-11)	#40
Wed, Aug 26th	vs PHI	Jesus Luzardo (14-5)		@ LAA	Grayson Rodriguez (5-8)	#64
Fri, Aug 28th	@ TOR	Dylan Cease (11-6)		vs KC	Michael Wacha (9-10)	#99
Sat, Aug 29th	@ TOR	Jose Soriano (12-8)	#23	vs KC	Daniel Lynch (6-6)	#256
Sun, Aug 30th	@ TOR	Max Scherzer (3-9)	#127	vs KC	Seth Lugo (7-9)	#184
Tue, Sep 1st	@ BOS	Jedixson Paez (1-1)		vs TOR	Spencer Miles (6-2)	#98
Wed, Sep 2nd	@ BOS	Patrick Sandoval (1-7)	#92	vs TOR	Dylan Cease (11-6)
Thu, Sep 3rd	vs ATH	Jack Perkins (3-13)	#171	vs TOR	Jose Soriano (12-8)	#23
Fri, Sep 4th	vs ATH	Kade Morris (0-1)	#274	vs DET	Andrew Sears (0-1)	#212
Sat, Sep 5th	vs ATH	Jeffrey Springs (4-14)	#267	vs DET	Framber Valdez (10-12)	#53
Sun, Sep 6th	vs ATH	Gage Jump (6-11)		vs DET	Jackson Jobe (3-3)	#115
Mon, Sep 7th				@ BAL	Trevor Rogers (10-11)	#42
Tue, Sep 8th	vs TEX	Cal Quantrill (9-5)		@ BAL	Brandon Young (9-6)	#168
Wed, Sep 9th	vs TEX	Cody Bradford (0-5)	#139	@ BAL	Shane Baz (6-15)	#85
Fri, Sep 11th	@ ATH	Jeffrey Springs (4-14)	#267	@ MIN	Taj Bradley (12-6)	#44
Sat, Sep 12th	@ ATH	Gage Jump (6-11)		@ MIN	Connor Prielipp (6-7)	#110
Sun, Sep 13th	@ ATH	Jacob Lopez (7-5)	#251	@ MIN	Joe Ryan (7-10)	#25
Mon, Sep 14th	@ LAA	Reid Detmers (7-8)	#16	vs CWS	Sean Newcomb (2-5)	#151
Tue, Sep 15th	@ LAA	Ryan Johnson (5-9)	#170	vs CWS	Chris Murphy (3-0)
Wed, Sep 16th	@ LAA	Yusei Kikuchi (1-6)	#57	vs CWS	Anthony Kay (9-9)	#121
Fri, Sep 18th	@ COL	Gabriel Hughes (0-8)		vs ATH	Mason Barnett (1-4)	#278
Sat, Sep 19th	@ COL	Jose Quintana (2-3)	#281	vs ATH	Jacob Lopez (7-5)	#251
Sun, Sep 20th	@ COL	Tomoyuki Sugano (12-12)	#263	vs ATH	Jack Perkins (3-13)	#171
Tue, Sep 22nd	vs HOU	Cristian Javier (2-6)		@ BOS	Payton Tolle (9-6)	#30
Wed, Sep 23rd	vs HOU	Ethan Pecko (1-0)	#148	@ BOS	Sonny Gray (18-5)	#45
Thu, Sep 24th	vs LAA	Grayson Rodriguez (5-8)	#64	@ BOS	Ranger Suarez (8-5)	#70
Fri, Sep 25th	vs LAA	Reid Detmers (7-8)	#16	@ KC	Noah Cameron (9-8)	#91
Sat, Sep 26th	vs LAA	Ryan Johnson (5-9)	#170	@ KC	Michael Wacha (9-10)	#99
Sun, Sep 27th	vs LAA	Yusei Kikuchi (1-6)	#57	@ KC	Daniel Lynch (6-6)	#256
Sat, Apr 4th	@ LAA	Jack Kochanowicz (2-5)
Thu, May 14th	@ HOU	Mike Burrows (4-9)
Mon, Jun 1st	vs NYM	Austin Warren
Thu, Jun 11th	@ BAL	Kyle Bradish (7-14)
Sun, Jun 14th	@ WSH	PJ Poulin (3-0)
Thu, Jun 25th	@ PIT	Bubba Chandler (8-10)	#59
Fri, Jul 17th	vs SF	Landen Roupp (9-14)
Mon, Jul 27th	@ TEX	Kumar Rocker (6-11)	#84
Thu, Jul 30th	@ LAD	Roki Sasaki (5-5)	#102
Mon, Aug 31st	@ BOS	Payton Tolle (9-6)	#30
Thu, Sep 10th	vs TEX	Jacob deGrom (11-11)	#12

Who Should I Trade?

CJ Kayfus for Miles Mastrobuoni (2026)

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