Who Should I Trade?

Colin Selby for Jhonathan Diaz (2026)

Summary
Stats
Projections
News & Notes
Schedule

Who Should I Trade? Player Summaries
	Experts' Pick	Experts' Pick
	Colin Selby RP - BAL	Jhonathan Diaz RP - SEA
Expert Recommendation	0% Recommended by 0 of 0 experts	0% Recommended by 0 of 0 experts
Rankings

Rest of Season	‐	‐
VBR	# 915	# 916

Projections

Strikeouts	4	3
Wins	0	0
Saves	0	0
ERA	3.96	4.22
WHIP	1.27	1.33

Misc

Injury Alert	IL60	MiLB

Expert Ranks

Who Should I Trade? Player Statistics
	Colin Selby RP - BAL	Jhonathan Diaz RP - SEA
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	‐	‐

Who Should I Trade? Player Projections
	Colin Selby RP - BAL	Jhonathan Diaz RP - SEA
2026 Projections


Games Played	6	10

Games Started	0	1

Innings Pitched	4.7	4.3

Wins	0	0

Losses	0	0

Saves	0	0

Blown Saves	0	0

Holds	0	0

Hits Allowed	4	5

Earned Runs	2	2

Home Runs Allowed	0	1

Strikeouts	4	3

Walks	2	1

ERA	3.96	4.22

WHIP	1.27	1.33

Who Should I Trade? Player Notes
	Colin Selby RP - BAL	Jhonathan Diaz RP - SEA
News
	Colin Selby has a second opinion examination on Tuesday. Ari Koslow Tue, Jul 28th	Lefthander Jhonathan Diaz has been reassigned to minor league camp by the Seattle Mariners. David Leisering Fri, Mar 20th
	Colin Selby will visit with Dr. Neal ElAttrache in Los Angeles for a second opinion at the end of July. Ari Koslow Tue, Jul 7th	The Mariners have signed left-hander Jhonathan Diaz to a minor-league deal. Brenton Kemp Tue, Feb 10th
	Orioles right-hander Colin Selby (shoulder) will seek a second opinion while continuing his rehab. Brenton Kemp Mon, Jun 29th	The Mariners have outrighted left-hander Jhonathan Diaz to Triple-A Tacoma. Brenton Kemp Wed, Jan 28th
	Colin Selby was evaluated on Monday due to mild shoulder symptoms and is continuing to discuss treatment options with the Baltimore Orioles. He remains without a timetable for a return. Nicholas Rodriguez Wed, May 20th	The Mariners designated LHP Jhonathan Díaz for assignment. Ari Koslow Fri, Jan 23rd
	Colin Selby (shoulder) has been placed on the 60-day injured list with right shoulder inflammation. The move allows Jackson Kowar a spot on the 40-man roster. David Leisering Sat, Feb 14th
Notes
There are no recent notes for these players

Who Should I Trade? Player Schedules
Date	Opp	Opp Pitcher	VBR	Opp	Opp Pitcher	VBR
	Colin Selby RP - BAL			Jhonathan Diaz RP - SEA
Thu, Mar 26th	vs MIN	Joe Ryan (6-7)	#19	vs CLE	Tanner Bibee (4-10)	#56
Sat, Mar 28th	vs MIN	Taj Bradley (9-4)	#50	vs CLE	Joey Cantillo (8-6)	#76
Sun, Mar 29th	vs MIN	Bailey Ober (7-3)	#83	vs CLE	Slade Cecconi (4-7)	#132
Mon, Mar 30th	vs TEX	Jack Leiter (3-7)	#123	vs NYY	Ryan Weathers (4-7)	#57
Tue, Mar 31st	vs TEX	Jacob deGrom (7-6)	#7	vs NYY	Max Fried (4-3)	#15
Wed, Apr 1st	vs TEX	Nathan Eovaldi (10-8)	#17	vs NYY	Cam Schlittler (10-6)	#14
Fri, Apr 3rd	@ PIT	Mitch Keller (6-7)	#121	@ LAA	Reid Detmers (3-7)	#36
Sat, Apr 4th	@ PIT	Carmen Mlodzinski (6-3)	#119	@ LAA	Jack Kochanowicz (2-5)
Sun, Apr 5th	@ PIT	Braxton Ashcraft (10-4)	#33	@ LAA	George Klassen (0-1)	#325
Mon, Apr 6th	@ CWS	Grant Taylor (4-2)	#43	@ TEX	Jacob deGrom (7-6)	#7
Tue, Apr 7th	@ CWS	Shane Smith (0-2)	#194	@ TEX	Nathan Eovaldi (10-8)	#17
Wed, Apr 8th	@ CWS	Sean Burke (7-5)	#71	@ TEX	MacKenzie Gore (6-9)	#37
Fri, Apr 10th	vs SF	Landen Roupp (7-9)	#61	vs HOU	Tatsuya Imai (6-4)	#151
Sat, Apr 11th	vs SF	Logan Webb (6-7)	#16	vs HOU	Lance McCullers Jr. (2-3)	#290
Sun, Apr 12th	vs SF	Adrian Houser (2-7)	#188	vs HOU	Cody Bolton (0-1)	#321
Mon, Apr 13th	vs ARI	Ryne Nelson (3-5)	#199	vs HOU	Mike Burrows (4-9)	#227
Tue, Apr 14th	vs ARI	Merrill Kelly (8-8)	#126	@ SD	Michael King (6-7)	#58
Wed, Apr 15th	vs ARI	Eduardo Rodriguez (10-3)	#127	@ SD	Randy Vasquez (6-6)	#257
Thu, Apr 16th	@ CLE	Parker Messick (8-6)	#45	@ SD	Walker Buehler (6-5)	#217
Fri, Apr 17th	@ CLE	Tanner Bibee (4-10)	#56	vs TEX	Jacob deGrom (7-6)	#7
Sat, Apr 18th	@ CLE	Gavin Williams (10-6)	#21	vs TEX	Nathan Eovaldi (10-8)	#17
Sun, Apr 19th	@ CLE	Joey Cantillo (8-6)	#76	vs TEX	MacKenzie Gore (6-9)	#37
Mon, Apr 20th	@ KC	Seth Lugo (4-6)	#131	vs ATH	J.T. Ginn (8-6)	#165
Tue, Apr 21st	@ KC	Kris Bubic (3-2)	#114	vs ATH	Jacob Lopez (5-4)	#203
Wed, Apr 22nd	@ KC	Michael Wacha (5-7)	#78	vs ATH	Aaron Civale (5-7)	#190
Fri, Apr 24th	vs BOS	Brayan Bello (2-6)	#124	@ STL	Andre Pallante (11-6)	#115
Sat, Apr 25th	vs BOS	Garrett Crochet (3-3)	#243	@ STL	Matthew Liberatore (5-8)	#125
Sun, Apr 26th	vs BOS	Connelly Early (7-5)	#167	@ STL	Michael McGreevy (4-9)	#87
Tue, Apr 28th	vs HOU	Kai-Wei Teng (5-6)	#262	@ MIN	Joe Ryan (6-7)	#19
Thu, Apr 30th	vs HOU	Lance McCullers Jr. (2-3)	#290
Fri, May 1st	@ NYY	Will Warren (7-5)	#68	vs KC	Cole Ragans (1-4)
Sat, May 2nd	@ NYY	Ryan Weathers (4-7)	#57	vs KC	Seth Lugo (4-6)	#131
Sun, May 3rd	@ NYY	Max Fried (4-3)	#15	vs KC	Kris Bubic (3-2)	#114
Mon, May 4th	@ NYY	Cam Schlittler (10-6)	#14	vs ATL	JR Ritchie (1-2)	#284
Tue, May 5th	@ MIA	Sandy Alcantara (11-6)	#65	vs ATL	Bryce Elder (6-6)	#133
Wed, May 6th	@ MIA	Eury Perez (5-8)	#42	vs ATL	Martin Perez (6-6)	#224
Thu, May 7th	@ MIA	Max Meyer (9-1)	#77
Fri, May 8th	vs ATH	Jacob Lopez (5-4)	#203	@ CWS	Sean Burke (7-5)	#71
Sat, May 9th	vs ATH	Aaron Civale (5-7)	#190	@ CWS	Anthony Kay (7-5)	#205
Sun, May 10th	vs ATH	Luis Severino (2-6)	#235	@ CWS	Davis Martin (9-5)	#82
Mon, May 11th	vs NYY	Ryan Weathers (4-7)	#57	@ HOU	Peter Lambert (8-5)	#148
Tue, May 12th	vs NYY	Will Warren (7-5)	#68	@ HOU	Tatsuya Imai (6-4)	#151
Wed, May 13th	vs NYY	Max Fried (4-3)	#15	@ HOU	Lance McCullers Jr. (2-3)	#290
Fri, May 15th	@ WSH	Zack Littell (7-8)	#201	vs SD	Randy Vasquez (6-6)	#257
Sat, May 16th	@ WSH	Cade Cavalli (8-4)	#52	vs SD	Walker Buehler (6-5)	#217
Sun, May 17th	@ WSH	Richard Lovelady (2-4)	#392	vs SD	Lucas Giolito (2-3)	#337
Mon, May 18th	@ TB	Shane McClanahan (9-6)	#35	vs CWS	Noah Schultz (3-7)	#209
Tue, May 19th	@ TB	Griffin Jax (6-8)	#60	vs CWS	Anthony Kay (7-5)	#205
Wed, May 20th	@ TB	Steven Matz (4-4)	#196	vs CWS	Sean Burke (7-5)	#71
Fri, May 22nd	vs DET	Jack Flaherty (3-8)	#99	@ KC	Noah Cameron (5-8)	#94
Sun, May 24th	vs DET	Troy Melton (6-1)	#96	@ KC	Seth Lugo (4-6)	#131
Mon, May 25th	vs TB	Shane McClanahan (9-6)	#35	@ ATH	Aaron Civale (5-7)	#190
Tue, May 26th	vs TB	Griffin Jax (6-8)	#60	@ ATH	Gage Jump (4-6)	#93
Wed, May 27th	vs TB	Steven Matz (4-4)	#196	@ ATH	Jeffrey Springs (3-10)	#219
Thu, May 28th	vs TOR	Patrick Corbin (3-4)	#313
Fri, May 29th	vs TOR	Adam Macko (2-0)	#246	vs ARI	Zac Gallen (3-9)	#177
Sat, May 30th	vs TOR	Trey Yesavage (5-5)	#69	vs ARI	Ryne Nelson (3-5)	#199
Sun, May 31st	vs TOR	Spencer Miles (4-2)	#91	vs ARI	Merrill Kelly (8-8)	#126
Tue, Jun 2nd	@ BOS	Connelly Early (7-5)	#167	vs NYM	Huascar Brazoban (5-2)	#180
Wed, Jun 3rd	@ BOS	Payton Tolle (6-6)	#44	vs NYM	Freddy Peralta (5-9)	#38
Thu, Jun 4th	@ BOS	Brayan Bello (2-6)	#124
Fri, Jun 5th	@ TOR	Trey Yesavage (5-5)	#69	@ DET	Framber Valdez (5-7)	#34
Sat, Jun 6th	@ TOR	Braydon Fisher (3-3)	#178	@ DET	Keider Montero (7-6)	#144
Sun, Jun 7th	@ TOR	Kevin Gausman (4-10)	#30	@ DET	Jack Flaherty (3-8)	#99
Mon, Jun 8th	vs SEA	Emerson Hancock (6-5)	#85	@ BAL	Trey Gibson (1-3)	#302
Tue, Jun 9th	vs SEA	Logan Gilbert (8-6)	#10	@ BAL	Trevor Rogers (6-7)	#72
Wed, Jun 10th	vs SEA	George Kirby (8-9)	#22	@ BAL	Brandon Young (8-2)	#134
Thu, Jun 11th	vs SEA	Bryan Woo (7-7)	#13	@ BAL	Kyle Bradish (7-9)	#49
Fri, Jun 12th	vs SD	Griffin Canning (2-9)	#172	@ WSH	Zack Littell (7-8)	#201
Sat, Jun 13th	vs SD	Randy Vasquez (6-6)	#257	@ WSH	Cade Cavalli (8-4)	#52
Sun, Jun 14th	vs SD	Walker Buehler (6-5)	#217	@ WSH	PJ Poulin (3-0)	#280
Tue, Jun 16th	@ SEA	Logan Gilbert (8-6)	#10	vs BAL	Brandon Young (8-2)	#134
Wed, Jun 17th	@ SEA	George Kirby (8-9)	#22	vs BAL	Kyle Bradish (7-9)	#49
Thu, Jun 18th	@ SEA	Bryan Woo (7-7)	#13	vs BAL	Shane Baz (4-9)	#73
Fri, Jun 19th	@ LAD	Roki Sasaki (4-5)	#100	vs BOS	Ranger Suarez (4-3)	#23
Sat, Jun 20th	@ LAD	Yoshinobu Yamamoto (11-6)	#11	vs BOS	Connelly Early (7-5)	#167
Sun, Jun 21st	@ LAD	Emmet Sheehan (4-7)	#48	vs BOS	Payton Tolle (6-6)	#44
Mon, Jun 22nd	@ LAA	Sam Aldegheri (3-4)	#426
Tue, Jun 23rd	@ LAA	Ryan Johnson (2-5)	#169	@ PIT	Mitch Keller (6-7)	#121
Wed, Jun 24th	@ LAA	Jose Soriano (9-6)	#53	@ PIT	Braxton Ashcraft (10-4)	#33
Fri, Jun 26th	vs WSH	Andrew Alvarez (2-3)	#192	@ CLE	Joey Cantillo (8-6)	#76
Sat, Jun 27th	vs WSH	Foster Griffin (12-2)	#51	@ CLE	Slade Cecconi (4-7)	#132
Sun, Jun 28th	vs WSH	Zack Littell (7-8)	#201	@ CLE	Gavin Williams (10-6)	#21
Mon, Jun 29th	vs CWS	Sean Burke (7-5)	#71	vs LAA	Ryan Johnson (2-5)	#169
Tue, Jun 30th	vs CWS	Erick Fedde (5-6)	#385	vs LAA	Jose Soriano (9-6)	#53
Wed, Jul 1st	vs CWS	Noah Schultz (3-7)	#209
Fri, Jul 3rd	@ CIN	Brady Singer (5-10)	#142	vs TOR	Dylan Cease (7-5)	#9
Sat, Jul 4th	@ CIN	Hunter Greene (2-2)	#26	vs TOR	Shane Bieber (2-2)	#80
Sun, Jul 5th	@ CIN	Nick Lodolo (3-2)	#118	vs TOR	Trey Yesavage (5-5)	#69
Tue, Jul 7th	vs CHC	Matthew Boyd (6-1)	#32	@ MIA	Max Meyer (9-1)	#77
Wed, Jul 8th	vs CHC	Colin Rea (8-7)	#176	@ MIA	Tyler Phillips (2-5)	#285
Thu, Jul 9th	vs CHC	David Peterson (6-7)	#67	@ MIA	Janson Junk (4-6)	#120
Fri, Jul 10th	vs KC	Luinder Avila (5-3)	#298	@ TB	Nick Martinez (10-2)	#95
Sat, Jul 11th	vs KC	Noah Cameron (5-8)	#94	@ TB	Griffin Jax (6-8)	#60
Sun, Jul 12th	vs KC	Seth Lugo (4-6)	#131	@ TB	Ian Seymour (7-3)	#86
Fri, Jul 17th	@ HOU	Peter Lambert (8-5)	#148	vs SF	Landen Roupp (7-9)	#61
Sat, Jul 18th	@ HOU	Spencer Arrighetti (7-5)	#279	vs SF	Logan Webb (6-7)	#16
Sun, Jul 19th	@ HOU	Hunter Brown (2-1)	#18	vs SF	Robbie Ray (9-6)	#102
Mon, Jul 20th	@ BOS	Payton Tolle (6-6)	#44	vs CIN	Andrew Abbott (5-6)	#108
Wed, Jul 22nd	@ BOS	Eduardo Rivera (0-1)	#232	vs CIN	Brady Singer (5-10)	#142
Fri, Jul 24th	vs ATL	Grant Holmes (6-4)	#137	@ TEX	MacKenzie Gore (6-9)	#37
Sat, Jul 25th	vs ATL	Bryce Elder (6-6)	#133	@ TEX	Nathan Eovaldi (10-8)	#17
Sun, Jul 26th	vs ATL	Reynaldo Lopez (4-3)	#84	@ TEX	Jacob deGrom (7-6)	#7
Mon, Jul 27th	@ DET	Keider Montero (7-6)	#144	@ TEX	Kumar Rocker (4-8)	#88
Tue, Jul 28th	@ DET	Troy Melton (6-1)	#96	@ LAD	Justin Wrobleski (11-2)	#90
Wed, Jul 29th	@ DET	Tarik Skubal (7-5)	#2	@ LAD	Eric Lauer (6-5)	#370
Fri, Jul 31st	vs PHI	Brad Keller		vs MIN	Zebby Matthews (4-8)	#104
Sat, Aug 1st	vs PHI	Cristopher Sanchez (13-4)	#4	vs MIN	Connor Prielipp (3-5)	#98
Sun, Aug 2nd	vs PHI	Zack Wheeler (10-2)	#8	vs MIN	Taj Bradley (9-4)	#50
Tue, Aug 4th	vs LAA	Reid Detmers (3-7)	#36	vs DET	Troy Melton (6-1)	#96
Wed, Aug 5th	vs LAA	Grayson Rodriguez (3-3)	#122	vs DET	Tarik Skubal (7-5)	#2
Thu, Aug 6th	vs LAA			vs DET	Casey Mize (4-6)	#46
Fri, Aug 7th	@ TEX	Jacob deGrom (7-6)	#7	vs TB	Drew Rasmussen (9-5)	#20
Sat, Aug 8th	@ TEX	Kumar Rocker (4-8)	#88	vs TB	Griffin Jax (6-8)	#60
Sun, Aug 9th	@ TEX			vs TB
Mon, Aug 10th	@ MIN
Tue, Aug 11th	@ MIN			@ NYY
Wed, Aug 12th	@ MIN			@ NYY
Fri, Aug 14th	@ TB			@ HOU
Sat, Aug 15th	@ TB			@ HOU
Sun, Aug 16th	@ TB			@ HOU
Mon, Aug 17th	@ TB
Tue, Aug 18th	vs NYY			@ MIL
Wed, Aug 19th	vs NYY			@ MIL
Thu, Aug 20th	vs NYY			@ MIL
Fri, Aug 21st	vs TB			vs CHC
Sat, Aug 22nd	vs TB			vs CHC
Sun, Aug 23rd	vs TB			vs CHC
Tue, Aug 25th	@ STL			vs PHI
Wed, Aug 26th	@ STL			vs PHI
Thu, Aug 27th	@ STL
Fri, Aug 28th	@ ATH			@ TOR
Sat, Aug 29th	@ ATH			@ TOR
Sun, Aug 30th	@ ATH			@ TOR
Mon, Aug 31st	@ COL			@ BOS
Tue, Sep 1st	@ COL			@ BOS
Wed, Sep 2nd	@ COL			@ BOS
Thu, Sep 3rd	vs BOS			vs ATH
Fri, Sep 4th	vs BOS			vs ATH
Sat, Sep 5th	vs BOS			vs ATH
Sun, Sep 6th	vs BOS			vs ATH
Mon, Sep 7th	vs CLE
Tue, Sep 8th	vs CLE			vs TEX
Wed, Sep 9th	vs CLE			vs TEX
Fri, Sep 11th	@ TOR			@ ATH
Sat, Sep 12th	@ TOR			@ ATH
Sun, Sep 13th	@ TOR			@ ATH
Mon, Sep 14th	@ NYM			@ LAA
Tue, Sep 15th	@ NYM			@ LAA
Wed, Sep 16th	@ NYM			@ LAA
Fri, Sep 18th	vs MIL			@ COL
Sat, Sep 19th	vs MIL			@ COL
Sun, Sep 20th	vs MIL			@ COL
Mon, Sep 21st	vs TOR
Tue, Sep 22nd	vs TOR			vs HOU
Wed, Sep 23rd	vs TOR			vs HOU
Fri, Sep 25th	@ NYY			vs LAA
Sat, Sep 26th	@ NYY			vs LAA
Sun, Sep 27th	@ NYY			vs LAA
Fri, Mar 27th				vs CLE	Gavin Williams (10-6)	#21
Mon, Apr 27th				@ MIN	Connor Prielipp (3-5)	#98
Wed, Apr 29th				@ MIN	Taj Bradley (9-4)	#50
Thu, May 14th				@ HOU	Mike Burrows (4-9)	#227
Sat, May 23rd				@ KC	Stephen Kolek (4-3)	#356
Mon, Jun 1st				vs NYM	Austin Warren
Thu, Jun 25th				@ PIT	Bubba Chandler (3-8)	#106
Thu, Jul 2nd				vs LAA	Walbert Urena (6-7)	#318
Tue, Jul 21st				vs CIN	Chase Burns (12-1)	#27
Thu, Jul 30th				@ LAD	Roki Sasaki (4-5)	#100
Thu, Aug 13th				@ NYY
Mon, Aug 24th				vs PHI
Thu, Sep 10th				vs TEX
Thu, Sep 24th				vs LAA

Who Should I Trade?

Colin Selby for Jhonathan Diaz (2026)

ExpertRecommendation

Expert
Recommendation