Who Should I Trade?

Chase Silseth for Isaac Mattson (2026)

Summary
Stats
Projections
News & Notes
Schedule

Who Should I Trade? Player Summaries
	Experts' Pick
	Chase Silseth RP - TEX	Isaac Mattson RP - PIT
Expert Recommendation	100% Recommended by 2 of 2 experts	0% Recommended by 0 of 2 experts
Rankings

Rest of Season	# 352	# 392
VBR	# 514	‐

Projections

Strikeouts	2	1
Wins	0	0
Saves	0	0
ERA	4.66	4.46
WHIP	1.39	1.17

Misc

Injury Alert	-	IL15

Expert Ranks

Kelly Kirby FantasyPros	# 330	# 427

Kevin Spinelli KevScores	# 364	# 418

Who Should I Trade? Player Statistics
	Chase Silseth RP - TEX	Isaac Mattson RP - PIT
2026 Stats


Games Played	71	38

Games Started	0	0

Innings Pitched	58.2	38.2

Wins	3	0

Losses	3	0

Saves	0	0

Blown Saves	4	2

Holds	17	8

Hits Allowed	52	44

Earned Runs	21	23

Home Runs Allowed	5	3

Strikeouts	71	36

Walks	35	18

ERA	3.22	5.35

WHIP	1.48	1.60

Who Should I Trade? Player Projections
	Chase Silseth RP - TEX	Isaac Mattson RP - PIT
2026 Projections


Games Played	2	3

Games Started	0	0

Innings Pitched	1.8	1.5

Wins	0	0

Losses	0	0

Saves	0	0

Blown Saves	0	0

Holds	0	0

Hits Allowed	2	1

Earned Runs	1	1

Home Runs Allowed	0	0

Strikeouts	2	1

Walks	1	1

ERA	4.66	4.46

WHIP	1.39	1.17

Who Should I Trade? Player Notes
	Chase Silseth RP - TEX	Isaac Mattson RP - PIT
News
	Right-hander Chase Silseth has officially joined the Rangers following a trade from the Angels. Brenton Kemp Fri, Jul 31st	The Pirates placed RHP Isaac Mattson on the 15-day injured list with hip inflammation. Ari Koslow Tue, Sep 8th
	Reliever Chase Silseth is being traded from the Los Angeles Angels to the Texas Rangers. Diego Sandoval Wed, Jul 29th	The Pirates recalled RHP Isaac Mattson from Triple-A Indianapolis. Ari Koslow Fri, Sep 4th
		The Pirates optioned Isaac Mattson to Triple-A Indianapolis. Ari Koslow Tue, Aug 18th
		The Pirates recalled RHP Isaac Mattson from Triple-A Indianapolis. Ari Koslow Thu, Aug 13th
		The Pirates optioned RHP Isaac Mattson to Triple-A Indianapolis. Ari Koslow Sun, Aug 2nd
Notes
There are no recent notes for these players

Who Should I Trade? Player Schedules
Date	Opp	Opp Pitcher	VBR	Opp	Opp Pitcher	VBR
	Chase Silseth RP - TEX			Isaac Mattson RP - PIT
Thu, Mar 26th	@ PHI	Cristopher Sanchez (18-6)	#11	@ NYM	Freddy Peralta (9-11)	#56
Sat, Mar 28th	@ PHI	Aaron Nola (7-11)	#52	@ NYM	David Peterson (9-8)	#160
Sun, Mar 29th	@ PHI	Jesus Luzardo (14-5)		@ NYM	Nolan McLean (12-10)	#16
Mon, Mar 30th	@ BAL	Chris Bassitt (9-5)	#95	@ CIN	Chase Burns (15-3)
Tue, Mar 31st	@ BAL	Zach Eflin (0-0)		@ CIN	Brandon Williamson (5-4)	#292
Wed, Apr 1st	@ BAL	Trevor Rogers (10-11)	#39	@ CIN	Andrew Abbott (6-11)	#131
Fri, Apr 3rd	vs CIN	Brady Singer (6-15)	#201	vs BAL	Kyle Bradish (7-14)
Sat, Apr 4th	vs CIN	Rhett Lowder (6-12)	#293	vs BAL	Shane Baz (6-15)	#63
Sun, Apr 5th	vs CIN	Chase Burns (15-3)		vs BAL	Chris Bassitt (9-5)	#95
Mon, Apr 6th	vs SEA	Logan Gilbert (12-11)	#4	vs SD	German Marquez (4-2)
Tue, Apr 7th	vs SEA	George Kirby (9-11)	#15	vs SD	Nick Pivetta (3-2)	#45
Wed, Apr 8th	vs SEA	Bryan Woo (12-9)	#3	vs SD	Michael King (12-10)	#43
Fri, Apr 10th	@ LAD	Tyler Glasnow (5-1)	#10	@ CHC	Shota Imanaga (11-10)	#31
Sat, Apr 11th	@ LAD	Emmet Sheehan (5-8)	#98	@ CHC	Edward Cabrera (5-5)	#197
Sun, Apr 12th	@ LAD	Roki Sasaki (5-5)	#183	@ CHC	Jameson Taillon (2-6)
Mon, Apr 13th	@ ATH	Luis Severino (2-6)		vs WSH	Cade Cavalli (13-5)	#48
Tue, Apr 14th	@ ATH	Jeffrey Springs (4-14)	#324	vs WSH	PJ Poulin (3-0)
Wed, Apr 15th	@ ATH	J.T. Ginn (9-8)		vs WSH	Jake Irvin (2-9)	#142
Thu, Apr 16th	@ ATH	Jacob Lopez (6-5)	#267	vs WSH	Foster Griffin (15-6)	#37
Fri, Apr 17th	@ SEA	Logan Gilbert (12-11)	#4	vs TB	Nick Martinez (15-5)	#85
Sat, Apr 18th	@ SEA	George Kirby (9-11)	#15	vs TB	Drew Rasmussen (16-5)	#18
Sun, Apr 19th	@ SEA	Bryan Woo (12-9)	#3	vs TB	Shane McClanahan (10-7)
Tue, Apr 21st	vs PIT	Carmen Mlodzinski (8-7)	#84	@ TEX	Kumar Rocker (5-11)	#78
Wed, Apr 22nd	vs PIT	Braxton Ashcraft (14-6)		@ TEX	Jack Leiter (3-7)
Thu, Apr 23rd	vs PIT	Bubba Chandler (8-9)	#75	@ TEX	Jacob deGrom (11-10)	#5
Fri, Apr 24th	vs ATH	Luis Severino (2-6)		@ MIL	Brandon Woodruff (2-2)
Sat, Apr 25th	vs ATH	Jeffrey Springs (4-14)	#324	@ MIL	Jacob Misiorowski (15-5)	#12
Sun, Apr 26th	vs ATH	J.T. Ginn (9-8)		@ MIL	Kyle Harrison (10-5)	#66
Mon, Apr 27th	vs NYY	Max Fried (5-5)	#13	vs STL	Dustin May (7-9)	#42
Tue, Apr 28th	vs NYY	Cam Schlittler (14-6)	#14	vs STL	Kyle Leahy (10-5)	#64
Wed, Apr 29th	vs NYY	Elmer Rodriguez (0-3)	#125	vs STL	Andre Pallante (12-8)	#94
Fri, May 1st	@ DET	Jack Flaherty (3-8)	#93	vs CIN	Brady Singer (6-15)	#201
Sat, May 2nd	@ DET	Keider Montero (10-9)	#107	vs CIN	Rhett Lowder (6-12)	#293
Sun, May 3rd	@ DET	Tyler Holton (2-5)	#105	vs CIN	Chase Burns (15-3)
Tue, May 5th	@ NYY	Elmer Rodriguez (0-3)	#125	@ ARI	Eduardo Rodriguez (15-7)	#86
Wed, May 6th	@ NYY	Will Warren (10-6)	#89	@ ARI	Michael Soroka (9-5)	#49
Thu, May 7th	@ NYY	Paul Blackburn (7-3)	#220	@ ARI	Zac Gallen (3-9)	#122
Fri, May 8th	vs CHC	Ben Brown (4-2)		@ SF	Robbie Ray (13-8)	#127
Sat, May 9th	vs CHC	Edward Cabrera (5-5)	#197	@ SF	Landen Roupp (9-14)	#102
Sun, May 10th	vs CHC	Jameson Taillon (2-6)		@ SF	Tyler Mahle (7-10)	#53
Mon, May 11th	vs ARI	Michael Soroka (9-5)	#49
Tue, May 12th	vs ARI	Zac Gallen (3-9)	#122	vs COL	Michael Lorenzen (3-13)
Wed, May 13th	vs ARI	Ryne Nelson (3-5)	#184	vs COL	Jose Quintana (2-3)	#340
Fri, May 15th	@ HOU	Spencer Arrighetti (9-9)	#254	vs PHI	Aaron Nola (7-11)	#52
Sat, May 16th	@ HOU	Kai-Wei Teng (5-7)	#167	vs PHI	Cristopher Sanchez (18-6)	#11
Sun, May 17th	@ HOU	Peter Lambert (8-10)	#151	vs PHI	Zack Wheeler (13-5)	#7
Mon, May 18th	@ COL	Jose Quintana (2-3)	#340
Tue, May 19th	@ COL	Sammy Peralta	#178	@ STL	Matthew Liberatore (6-14)	#90
Wed, May 20th	@ COL	Kyle Freeland (4-11)	#248	@ STL	Michael McGreevy (7-9)	#117
Fri, May 22nd	@ LAA	Grayson Rodriguez (4-8)	#123	@ TOR	Kevin Gausman (9-12)	#21
Sat, May 23rd	@ LAA	Walbert Urena (9-11)	#113	@ TOR	Patrick Corbin (3-4)
Sun, May 24th	@ LAA	Reid Detmers (6-8)	#34	@ TOR	Dylan Cease (11-6)	#128
Mon, May 25th	vs HOU	Tatsuya Imai (6-4)	#179	vs CHC	Ben Brown (4-2)
Tue, May 26th	vs HOU	Jason Alexander (1-1)	#321	vs CHC	Jordan Wicks (0-2)
Wed, May 27th	vs HOU	Mike Burrows (4-9)	#225	vs CHC	Jameson Taillon (2-6)
Thu, May 28th	vs HOU	Spencer Arrighetti (9-9)	#254	vs CHC	Colin Rea (8-8)	#278
Fri, May 29th	vs KC	Stephen Kolek (4-3)		vs MIN	Taj Bradley (12-6)	#88
Sat, May 30th	vs KC	Seth Lugo (7-9)	#218	vs MIN	Bailey Ober (7-6)	#110
Sun, May 31st	vs KC	Michael Wacha (9-9)	#97	vs MIN	Zebby Matthews (9-11)	#140
Mon, Jun 1st	@ STL	Michael McGreevy (7-9)	#117
Tue, Jun 2nd	@ STL	Dustin May (7-9)	#42	@ HOU	Mike Burrows (4-9)	#225
Wed, Jun 3rd	@ STL	Andre Pallante (12-8)	#94	@ HOU	Spencer Arrighetti (9-9)	#254
Fri, Jun 5th	vs CLE	Parker Messick (12-9)	#35	@ ATL	Martin Perez (9-9)	#119
Sat, Jun 6th	vs CLE	Tanner Bibee (6-15)	#71	@ ATL	Spencer Strider (4-2)
Sun, Jun 7th	vs CLE	Joey Cantillo (10-9)	#58	@ ATL	Bryce Elder (8-8)
Tue, Jun 9th	@ KC	Stephen Kolek (4-3)		vs LAD	Eric Lauer (8-7)
Wed, Jun 10th	@ KC	Seth Lugo (7-9)	#218	vs LAD	Shohei Ohtani (8-2)	#8
Thu, Jun 11th	@ KC	Michael Wacha (9-9)	#97	vs LAD	Justin Wrobleski (12-5)	#51
Fri, Jun 12th	@ BOS	Sonny Gray (18-5)	#32	vs MIA	Sandy Alcantara (13-11)	#91
Sat, Jun 13th	@ BOS	Ranger Suarez (8-4)	#44	vs MIA	Lake Bachar (1-4)	#146
Sun, Jun 14th	@ BOS	Connelly Early (7-5)	#72	vs MIA	Max Meyer (9-1)
Mon, Jun 15th	vs MIN	Mike Paredes (0-3)		@ ATH	J.T. Ginn (9-8)
Tue, Jun 16th	vs MIN	Zebby Matthews (9-11)	#140	@ ATH	Jack Perkins (3-12)	#126
Thu, Jun 18th	vs MIN	Joe Ryan (6-10)	#36
Fri, Jun 19th	vs SD	Randy Vasquez (10-6)	#280	@ COL	Kyle Freeland (4-11)	#248
Sat, Jun 20th	vs SD	Walker Buehler (9-6)	#139	@ COL	Tomoyuki Sugano (12-11)	#336
Sun, Jun 21st	vs SD	Wandy Peralta (3-3)	#301	@ COL	Michael Lorenzen (3-13)
Mon, Jun 22nd	@ MIA	Tyler Phillips (5-6)	#136
Tue, Jun 23rd	@ MIA	Sandy Alcantara (13-11)	#91	vs SEA	George Kirby (9-11)	#15
Wed, Jun 24th	@ MIA	Eury Perez (7-11)	#55	vs SEA	Bryan Woo (12-9)	#3
Thu, Jun 25th	@ TOR	Kevin Gausman (9-12)	#21	vs SEA	Bryce Miller (4-9)	#22
Fri, Jun 26th	@ TOR	Patrick Corbin (3-4)		vs CIN	Andrew Abbott (6-11)	#131
Sat, Jun 27th	@ TOR	Dylan Cease (11-6)	#128	vs CIN	Chase Burns (15-3)
Sun, Jun 28th	@ TOR	Shane Bieber (5-2)		vs CIN	Brady Singer (6-15)	#201
Mon, Jun 29th	@ CLE	Parker Messick (12-9)	#35	@ PHI	Aaron Nola (7-11)	#52
Tue, Jun 30th	@ CLE	Tanner Bibee (6-15)	#71	@ PHI	Cristopher Sanchez (18-6)	#11
Wed, Jul 1st	@ CLE	Joey Cantillo (10-9)	#58	@ PHI	Zack Wheeler (13-5)	#7
Thu, Jul 2nd	vs DET	Framber Valdez (10-12)	#74	@ PHI	Alan Rangel (0-3)	#307
Sat, Jul 4th	vs DET	Jack Flaherty (3-8)	#93	@ WSH	Carson Palmquist (0-2)
Sun, Jul 5th	vs DET	Casey Mize (6-9)	#38	@ WSH	Cade Cavalli (13-5)	#48
Tue, Jul 7th	vs LAA	Jose Soriano (12-8)	#19	vs ATL	Hurston Waldrep (0-1)
Wed, Jul 8th	vs LAA	Walbert Urena (9-11)	#113	vs ATL	Grant Holmes (10-5)	#148
Thu, Jul 9th	vs LAA	Reid Detmers (6-8)	#34	vs ATL	Bryce Elder (8-8)
Fri, Jul 10th	vs HOU	Hunter Brown (6-3)	#20
Sat, Jul 11th	vs HOU	Peter Lambert (8-10)	#151	vs MIL	Shane Drohan (7-5)	#70
Sun, Jul 12th	vs HOU	Cristian Javier (2-6)	#169	vs MIL	Robert Gasser (5-5)	#60
Fri, Jul 17th	@ ATL	Chris Sale (14-9)	#2
Sat, Jul 18th	@ ATL	Owen Murphy (0-1)	#196	@ CLE	Logan Allen (0-0)	#261
Sun, Jul 19th	@ ATL	Grant Holmes (10-5)	#148	@ CLE	Joey Cantillo (10-9)	#58
Mon, Jul 20th	vs CWS	Erick Fedde (8-9)	#252	@ NYY	Ryan Weathers (5-8)	#171
Tue, Jul 21st	vs CWS	Noah Schultz (4-9)	#191
Wed, Jul 22nd	vs CWS	Anthony Kay (9-9)	#83	@ NYY	Max Fried (5-5)	#13
Fri, Jul 24th	vs SEA	Bryce Miller (4-9)	#22	vs CHC	Matthew Boyd (9-5)	#50
Sat, Jul 25th	vs SEA	Bryan Woo (12-9)	#3	vs CHC	Shota Imanaga (11-10)	#31
Sun, Jul 26th	vs SEA	Logan Gilbert (12-11)	#4	vs CHC	Jameson Taillon (2-6)
Mon, Jul 27th	vs SEA	George Kirby (9-11)	#15	vs ARI	Merrill Kelly (10-14)	#182
Tue, Jul 28th	@ TB	Griffin Jax (8-10)	#40	vs ARI	Brandon Pfaadt (7-3)	#112
Wed, Jul 29th	@ TB	Casey Legumina (2-2)	#264	vs ARI	Eduardo Rodriguez (15-7)	#86
Thu, Jul 30th	@ TB	Shane McClanahan (10-7)		@ CIN	Rhett Lowder (6-12)	#293
Fri, Jul 31st	@ HOU	Hunter Brown (6-3)	#20	@ CIN	Hunter Greene (2-2)
Sat, Aug 1st	@ HOU	Ronel Blanco (0-1)	#115	@ CIN	Andrew Abbott (6-11)	#131
Sun, Aug 2nd	@ HOU	Peter Lambert (8-10)	#151	@ CIN	Chase Burns (15-3)
Mon, Aug 3rd	vs SF	Logan Webb (8-9)		@ MIL	Brandon Sproat (3-7)	#317
Tue, Aug 4th	vs SF	Blade Tidwell (1-2)	#297	@ MIL	Logan Henderson (11-3)	#28
Wed, Aug 5th	vs SF	Carson Whisenhunt (3-4)		@ MIL	Kyle Harrison (10-5)	#66
Fri, Aug 7th	vs BAL	Shane Baz (6-15)	#63	vs NYM	Zac Thornton (5-5)	#144
Sat, Aug 8th	vs BAL	Kyle Bradish (7-14)		vs NYM	Robert Stock (1-3)
Sun, Aug 9th	vs BAL	Cade Povich (2-1)	#185	vs NYM	Sean Manaea (6-7)	#54
Mon, Aug 10th	@ LAA	Reid Detmers (6-8)	#34
Tue, Aug 11th	@ LAA	Ryan Johnson (5-9)	#158	@ MIA	Eury Perez (7-11)	#55
Wed, Aug 12th	@ LAA	George Klassen (2-2)		@ MIA	Janson Junk (6-9)	#77
Thu, Aug 13th	@ LAA	Walbert Urena (9-11)	#113	@ MIA	Tyler Phillips (5-6)	#136
Fri, Aug 14th	@ ATH	Gage Jump (6-11)		vs BOS	Jake Bennett (9-7)	#103
Sat, Aug 15th	@ ATH	J.T. Ginn (9-8)		vs BOS	Sonny Gray (18-5)	#32
Sun, Aug 16th	@ ATH	Jacob Lopez (6-5)	#267	vs BOS	Patrick Sandoval (1-7)	#80
Tue, Aug 18th	vs WSH	Jackson Kent (2-4)	#244	vs DET	Keider Montero (10-9)	#107
Wed, Aug 19th	vs WSH	Cade Cavalli (13-5)	#48	vs DET	Jackson Jobe (2-3)	#154
Thu, Aug 20th	vs WSH	Andrew Alvarez (2-6)	#124
Fri, Aug 21st	vs LAA	Reid Detmers (6-8)	#34	@ LAD	Yoshinobu Yamamoto (14-9)	#6
Sat, Aug 22nd	vs LAA	Ryan Johnson (5-9)	#158	@ LAD	Tarik Skubal (11-7)	#1
Sun, Aug 23rd	vs LAA	Yusei Kikuchi (1-6)	#79	@ LAD	Blake Snell (4-1)	#23
Mon, Aug 24th	@ CWS	Jose Urquidy	#121	@ SD	Robbie Ray (13-8)	#127
Tue, Aug 25th	@ CWS	Anthony Kay (9-9)	#83	@ SD	Michael King (12-10)	#43
Wed, Aug 26th	@ CWS	Sean Burke (10-7)	#101	@ SD	Randy Vasquez (10-6)	#280
Fri, Aug 28th	@ MIL	Logan Henderson (11-3)	#28	@ STL	Quinn Mathews (2-3)	#120
Sat, Aug 29th	@ MIL	Shane Drohan (7-5)	#70	@ STL	Kyle Leahy (10-5)	#64
Sun, Aug 30th	@ MIL	Dustin May (7-9)	#42	@ STL	Matthew Liberatore (6-14)	#90
Mon, Aug 31st	vs ATH	Gage Jump (6-11)
Tue, Sep 1st	vs ATH	Brady Basso (1-3)	#213	vs SF	Logan Webb (8-9)
Wed, Sep 2nd	vs ATH	Jacob Lopez (6-5)	#267	vs SF	Landen Roupp (9-14)	#102
Thu, Sep 3rd	vs TB	Shane McClanahan (10-7)		vs SF	Blade Tidwell (1-2)	#297
Fri, Sep 4th	vs TB	Nick Martinez (15-5)	#85	vs LAA	Ryan Johnson (5-9)	#158
Sat, Sep 5th	vs TB	Drew Rasmussen (16-5)	#18	vs LAA	Yusei Kikuchi (1-6)	#79
Sun, Sep 6th	vs TB	Ian Seymour (9-7)	#57	vs LAA	Walbert Urena (9-11)	#113
Tue, Sep 8th	@ SEA	Bryce Miller (4-9)	#22	@ CWS	Sean Burke (10-7)	#101
Wed, Sep 9th	@ SEA	Kade Anderson (2-2)	#24	@ CWS	Davis Martin (9-7)	#96
Thu, Sep 10th	@ SEA	Logan Gilbert (12-11)	#4	@ CWS	Hagen Smith (3-3)	#150
Fri, Sep 11th	@ ARI	Merrill Kelly (10-14)	#182	@ CHC	Shota Imanaga (11-10)	#31
Sat, Sep 12th	@ ARI	Brandon Pfaadt (7-3)	#112	@ CHC	Clay Holmes (6-8)	#82
Sun, Sep 13th	@ ARI	Eduardo Rodriguez (15-7)	#86	@ CHC	Matthew Boyd (9-5)	#50
Tue, Sep 15th	vs BOS	Patrick Sandoval (1-7)	#80	vs MIL	Jacob Misiorowski (15-5)	#12
Wed, Sep 16th	vs BOS	Jake Bennett (9-7)	#103	vs MIL	Logan Henderson (11-3)	#28
Thu, Sep 17th	vs BOS	Sonny Gray (18-5)	#32	vs MIL	Kyle Harrison (10-5)	#66
Fri, Sep 18th	vs TOR	Dylan Cease (11-6)	#128	vs KC	Randy Dobnak (3-4)	#334
Sat, Sep 19th	vs TOR	Jose Soriano (12-8)	#19	vs KC	Noah Cameron (9-8)	#81
Sun, Sep 20th	vs TOR	Spencer Miles (6-2)	#67	vs KC	Michael Wacha (9-9)	#97
Tue, Sep 22nd	vs NYM	Sean Manaea (6-7)	#54	vs STL	Andre Pallante (12-8)	#94
Wed, Sep 23rd	vs NYM	Nolan McLean (12-10)	#16	vs STL	Matthew Liberatore (6-14)	#90
Thu, Sep 24th	vs NYM	Zac Thornton (5-5)	#144	vs STL	Kyle Leahy (10-5)	#64
Fri, Sep 25th	@ MIN	Joe Ryan (6-10)	#36	@ DET	Jackson Jobe (2-3)	#154
Sat, Sep 26th	@ MIN	Dean Kremer (4-5)	#87	@ DET	Justin Verlander (0-1)	#216
Sun, Sep 27th	@ MIN	Zebby Matthews (9-11)	#140	@ DET	River Ryan (0-0)	#100
Thu, Apr 30th				vs STL	Hunter Dobbins (3-3)
Thu, May 14th				vs COL	Chase Dollander (3-3)
Thu, May 21st				@ STL	Dustin May (7-9)	#42
Thu, Jun 4th				@ HOU	Kai-Wei Teng (5-7)	#167
Wed, Jun 17th				@ ATH	Aaron Civale (6-7)	#152
Fri, Jul 3rd				@ WSH	Foster Griffin (15-6)	#37
Thu, Aug 6th				@ MIL	Dustin May (7-9)	#42
Mon, Aug 17th				vs DET	Framber Valdez (10-12)	#74

Who Should I Trade?

Chase Silseth for Isaac Mattson (2026)

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