Riley O'Brien or Scott Effross

Baseball Stats Comparison

Stats
Projections
News & Notes
Schedule

Riley O'Brien or Scott Effross Player Statistics
	Riley O'Brien RP - STL	Scott Effross RP - DET
2026 Stats


Games Played	39	‐

Games Started	0	‐

Innings Pitched	39.1	‐

Wins	3	‐

Losses	3	‐

Saves	24	‐

Blown Saves	4	‐

Holds	1	‐

Hits Allowed	31	‐

Earned Runs	15	‐

Home Runs Allowed	2	‐

Strikeouts	39	‐

Walks	13	‐

ERA	3.43	‐

WHIP	1.12	‐

Riley O'Brien or Scott Effross Player Projections
	Riley O'Brien RP - STL	Scott Effross RP - DET
2026 Projections


Games Played	59	17

Games Started	0	0

Innings Pitched	60.2	16.6

Wins	3	1

Losses	3	1

Saves	14	0

Blown Saves	1	0

Holds	11	1

Hits Allowed	52	19

Earned Runs	26	12

Home Runs Allowed	5	2

Strikeouts	63	12

Walks	27	6

ERA	3.92	6.47

WHIP	1.31	1.49

Riley O'Brien or Scott Effross Player Notes
	Riley O'Brien RP - STL	Scott Effross RP - DET
News
	Riley O'Brien struck out one batter while allowing no hits and one walk in a scoreless outing to earn the save in Saturday's 4-1 win over Atlanta. Chase Davis Sun, Jul 12th	The Tigers have reassigned reliever Scott Effross (oblique) to minor league camp. Brenton Kemp Wed, Mar 18th
	Riley O'Brien struck out two batters in a scoreless outing to earn the save in Friday's 2-1 win over the Braves. Chase Davis Sat, Jul 11th	Effross (oblique) joined Detroit as a non-roster invitee. He allowed four runs on six hits and five walks across 2.2 innings during spring training. Bruno Mulé Tue, Mar 10th
	Riley O'Brien struck out one batter while allowing one walk over a scoreless frame to earn the save in Saturday's 3-0 win over the Cubs. Chase Davis Sun, Jul 5th	The Tigers have signed right-hander Scott Effross to a minor-league deal. Brenton Kemp Sun, Jan 4th
	Riley O'Brien allowed one hit in a scoreless frame to earn the save in Tuesday's 5-3 win over Atlanta. Chase Davis Wed, Jul 1st
	Riley O'Brien struck out one batter in a scoreless appearance to earn the save in Sunday's 2-1 win over the Marlins. Jesse Garcia Mon, Jun 29th
Notes
There are no recent notes for these players

Riley O'Brien or Scott Effross Player Schedules
Date	Opp	Opp Pitcher	VBR	Opp	Opp Pitcher	VBR
	Riley O'Brien RP - STL			Scott Effross RP - DET
Thu, Mar 26th	vs TB	Drew Rasmussen (7-5)	#19	@ SD	Nick Pivetta (1-2)	#96
Sat, Mar 28th	vs TB	Joe Boyle (0-1)	#168	@ SD	Randy Vasquez (6-6)	#313
Sun, Mar 29th	vs TB	Steven Matz (4-4)	#200
Mon, Mar 30th	vs NYM	Clay Holmes (4-4)	#150	@ ARI	Michael Soroka (8-3)	#74
Tue, Mar 31st	vs NYM	Kodai Senga (0-7)	#160	@ ARI	Brandon Pfaadt (3-1)	#73
Wed, Apr 1st	vs NYM	Freddy Peralta (5-8)	#35	@ ARI	Zac Gallen (3-9)	#134
Fri, Apr 3rd	@ DET	Framber Valdez (5-6)	#32	vs STL	Michael McGreevy (4-7)	#80
Sat, Apr 4th	@ DET	Jack Flaherty (3-8)	#56	vs STL	Dustin May (5-6)	#53
Sun, Apr 5th	@ DET	Keider Montero (5-5)	#164	vs STL	Kyle Leahy (7-4)	#129
Mon, Apr 6th	@ WSH	Zack Littell (7-6)	#176	@ MIN	Joe Ryan (6-5)	#14
Tue, Apr 7th	@ WSH	Cade Cavalli (5-4)	#77	@ MIN	Taj Bradley (9-3)	#47
Wed, Apr 8th	@ WSH	Miles Mikolas (3-7)	#304	@ MIN	Bailey Ober (6-3)	#100
Fri, Apr 10th	vs BOS	Connelly Early (7-5)	#143	vs MIA	Chris Paddack (0-7)
Sat, Apr 11th	vs BOS	Ranger Suarez (4-3)	#24	vs MIA	Janson Junk (4-5)	#109
Sun, Apr 12th	vs BOS	Brayan Bello (2-6)	#149	vs MIA	Sandy Alcantara (10-5)	#57
Mon, Apr 13th	vs CLE	Gavin Williams (10-4)	#28
Tue, Apr 14th	vs CLE	Joey Cantillo (8-4)	#87	vs KC	Cole Ragans (1-4)
Wed, Apr 15th	vs CLE	Slade Cecconi (4-6)	#105	vs KC	Seth Lugo (3-6)	#121
Fri, Apr 17th	@ HOU	Peter Lambert (8-5)	#152	@ BOS	Ranger Suarez (4-3)	#24
Sat, Apr 18th	@ HOU	Lance McCullers Jr. (2-3)	#189	@ BOS	Brayan Bello (2-6)	#149
Sun, Apr 19th	@ HOU	Mike Burrows (4-9)	#184	@ BOS	Garrett Crochet (3-3)	#64
Mon, Apr 20th	@ MIA	Max Meyer (9-1)	#41	@ BOS	Sonny Gray (11-1)	#25
Tue, Apr 21st	@ MIA	Chris Paddack (0-7)		vs MIL	Kyle Harrison (8-2)	#59
Wed, Apr 22nd	@ MIA	Janson Junk (4-5)	#109	vs MIL	DL Hall (0-0)	#261
Fri, Apr 24th	vs SEA	George Kirby (7-8)	#17	@ CIN	Andrew Abbott (5-5)	#93
Sat, Apr 25th	vs SEA	Bryan Woo (7-6)	#12	@ CIN	Brady Singer (3-9)	#148
Sun, Apr 26th	vs SEA	Emerson Hancock (6-4)	#99	@ CIN	Rhett Lowder (3-6)	#210
Mon, Apr 27th	@ PIT	Mason Montgomery (2-3)	#122
Tue, Apr 28th	@ PIT	Braxton Ashcraft (9-3)	#26	@ ATL	Martin Perez (6-6)	#232
Wed, Apr 29th	@ PIT	Bubba Chandler (3-8)	#128	@ ATL	JR Ritchie (1-2)	#215
Thu, Apr 30th	@ PIT	Paul Skenes (8-8)	#3	@ ATL	Bryce Elder (5-6)	#124
Fri, May 1st	vs LAD	Emmet Sheehan (4-6)	#40	vs TEX	MacKenzie Gore (5-8)	#38
Sat, May 2nd	vs LAD	Roki Sasaki (3-5)	#123	vs TEX	Kumar Rocker (2-8)	#98
Sun, May 3rd	vs LAD	Justin Wrobleski (10-2)	#83	vs TEX	Jack Leiter (3-7)	#108
Mon, May 4th	vs MIL	Chad Patrick (5-4)	#131	vs BOS	Payton Tolle (5-6)	#61
Wed, May 6th	vs MIL	Brandon Sproat (3-4)	#115	vs BOS	Sonny Gray (11-1)	#25
Thu, May 7th	@ SD	Michael King (6-7)	#51
Fri, May 8th	@ SD	Griffin Canning (1-7)	#155	@ KC	Kris Bubic (3-2)	#132
Sat, May 9th	@ SD	Randy Vasquez (6-6)	#313	@ KC	Michael Wacha (5-7)	#72
Sun, May 10th	@ SD	Walker Buehler (5-5)	#180	@ KC	Noah Cameron (5-7)	#79
Tue, May 12th	@ ATH	Jeffrey Springs (3-9)	#179	@ NYM	Freddy Peralta (5-8)	#35
Wed, May 13th	@ ATH	J.T. Ginn (7-6)	#151	@ NYM	Christian Scott (2-1)	#67
Thu, May 14th	@ ATH	Jacob Lopez (4-3)	#203	@ NYM	Nolan McLean (6-6)	#30
Fri, May 15th	vs KC	Michael Wacha (5-7)	#72	vs TOR	Trey Yesavage (4-4)	#81
Sat, May 16th	vs KC	Noah Cameron (5-7)	#79	vs TOR	Mason Fluharty (4-1)	#172
Sun, May 17th	vs KC	Stephen Kolek (4-3)	#174	vs TOR	Kevin Gausman (4-8)	#23
Tue, May 19th	vs PIT	Mitch Keller (6-7)	#111	vs CLE	Parker Messick (8-5)	#43
Wed, May 20th	vs PIT	Carmen Mlodzinski (6-3)	#118	vs CLE	Tanner Bibee (3-9)	#45
Thu, May 21st	vs PIT	Braxton Ashcraft (9-3)	#26	vs CLE	Joey Cantillo (8-4)	#87
Sat, May 23rd	@ CIN	Chase Petty (1-2)	#420
Mon, May 25th	@ MIL	Jacob Misiorowski (10-4)	#6
Tue, May 26th	@ MIL	Kyle Harrison (8-2)	#59	vs LAA	Jack Kochanowicz (2-5)
Wed, May 27th	@ MIL	Chad Patrick (5-4)	#131	vs LAA	Jose Soriano (8-6)	#50
Fri, May 29th	vs CHC	Shota Imanaga (5-8)	#29	@ CWS	Brandon Eisert (2-1)	#206
Sat, May 30th	vs CHC	Ben Brown (4-2)	#90	@ CWS	Anthony Kay (6-4)	#167
Sun, May 31st	vs CHC	Jordan Wicks (0-2)	#219	@ CWS	Sean Burke (6-4)	#94
Mon, Jun 1st	vs TEX	Jacob deGrom (7-5)	#5	@ TB	Griffin Jax (5-6)	#58
Tue, Jun 2nd	vs TEX	Nathan Eovaldi (9-7)	#15	@ TB	Steven Matz (4-4)	#200
Wed, Jun 3rd	vs TEX	MacKenzie Gore (5-8)	#38	@ TB	Nick Martinez (8-2)	#89
Fri, Jun 5th	vs CIN	Brady Singer (3-9)	#148	vs SEA	Bryan Woo (7-6)	#12
Sat, Jun 6th	vs CIN	Nick Lodolo (3-2)	#103	vs SEA	Bryce Miller (4-3)	#34
Sun, Jun 7th	vs CIN	Rhett Lowder (3-6)	#210	vs SEA	Luis Castillo (3-8)	#65
Tue, Jun 9th	@ NYM	Freddy Peralta (5-8)	#35	vs MIN	Taj Bradley (9-3)	#47
Wed, Jun 10th	@ NYM	Austin Warren		vs MIN	Mike Paredes (0-2)	#257
Thu, Jun 11th	@ NYM	Christian Scott (2-1)	#67	vs MIN	Zebby Matthews (4-6)	#110
Fri, Jun 12th	@ MIN	Joe Ryan (6-5)	#14	@ CLE	Tanner Bibee (3-9)	#45
Sat, Jun 13th	@ MIN	Connor Prielipp (2-5)	#125	@ CLE	Joey Cantillo (8-4)	#87
Sun, Jun 14th	@ MIN	Taj Bradley (9-3)	#47
Mon, Jun 15th	vs SD	Wandy Peralta (1-1)	#236	@ HOU	Kai-Wei Teng (4-6)	#269
Tue, Jun 16th	vs SD	Michael King (6-7)	#51	@ HOU	Hunter Brown (1-0)	#21
Wed, Jun 17th	vs SD	Bradgley Rodriguez (2-2)	#145	@ HOU	Peter Lambert (8-5)	#152
Thu, Jun 18th	@ KC	Noah Cameron (5-7)	#79
Fri, Jun 19th	@ KC	Seth Lugo (3-6)	#121	vs CWS	Brandon Eisert (2-1)	#206
Sun, Jun 21st	@ KC	Stephen Kolek (4-3)	#174	vs CWS	Davis Martin (9-4)	#84
Mon, Jun 22nd	vs ARI	Merrill Kelly (7-8)	#107	vs NYY	Gerrit Cole (3-4)	#27
Tue, Jun 23rd	vs ARI	Eduardo Rodriguez (8-3)	#114	vs NYY	Carlos Rodon (4-2)	#95
Wed, Jun 24th	vs ARI	Mitch Bratt (0-0)	#205	vs NYY	Ryan Weathers (3-7)	#44
Fri, Jun 26th	vs MIA	Max Meyer (9-1)	#41	vs HOU	Spencer Arrighetti (7-5)	#138
Sat, Jun 27th	vs MIA	Ryan Gusto (0-2)	#178	vs HOU	Kai-Wei Teng (4-6)	#269
Sun, Jun 28th	vs MIA	Tyler Phillips (2-4)	#271	vs HOU	Hunter Brown (1-0)	#21
Tue, Jun 30th	@ ATL	Martin Perez (6-6)	#232	@ NYY	Cam Schlittler (9-5)	#20
Wed, Jul 1st	@ ATL	Reynaldo Lopez (4-2)	#76	@ NYY	Will Warren (7-4)	#66
Thu, Jul 2nd	@ ATL	Hurston Waldrep (0-1)	#241	@ TEX	Nathan Eovaldi (9-7)	#15
Fri, Jul 3rd	@ CHC	David Peterson (4-7)	#85
Sat, Jul 4th	@ CHC	Shota Imanaga (5-8)	#29	@ TEX	Cal Quantrill (3-1)	#231
Sun, Jul 5th	@ CHC	Javier Assad (6-1)	#191	@ TEX	Kumar Rocker (2-8)	#98
Mon, Jul 6th	vs MIL	Shane Drohan (4-3)	#91
Tue, Jul 7th	vs MIL	Robert Gasser (2-4)	#126	vs ATH	J.T. Ginn (7-6)	#151
Wed, Jul 8th	vs MIL	Kyle Harrison (8-2)	#59	vs ATH	Jeffrey Springs (3-9)	#179
Thu, Jul 9th	vs MIL	Logan Henderson (3-1)	#54	vs ATH	Jose Suarez	#207
Fri, Jul 10th	vs ATL	Chris Sale (9-6)	#8	vs PHI	Aaron Nola (3-6)	#52
Sat, Jul 11th	vs ATL	Reynaldo Lopez (4-2)	#76	vs PHI	Cristopher Sanchez (11-4)	#4
Sun, Jul 12th	vs ATL	Danny Young		vs PHI	Zack Wheeler (10-1)	#7
Fri, Jul 17th	@ ARI	Eduardo Rodriguez (8-3)	#114	@ LAA	Reid Detmers (3-6)	#36
Sat, Jul 18th	@ ARI	Merrill Kelly (7-8)	#107	@ LAA	Jose Soriano (8-6)	#50
Sun, Jul 19th	@ ARI	Zac Gallen (3-9)	#134	@ LAA	Grayson Rodriguez (3-2)	#101
Mon, Jul 20th	@ LAA			@ CHC
Tue, Jul 21st	@ LAA			@ CHC
Wed, Jul 22nd	@ LAA			@ CHC
Thu, Jul 23rd	vs ARI	Zac Gallen (3-9)	#134	vs KC
Fri, Jul 24th	vs CIN			vs KC
Sat, Jul 25th	vs CIN			vs KC
Sun, Jul 26th	vs CIN			vs KC
Mon, Jul 27th	vs CHC			vs BAL
Tue, Jul 28th	vs CHC			vs BAL
Wed, Jul 29th	vs CHC			vs BAL
Thu, Jul 30th	vs CHC
Fri, Jul 31st	@ TOR			@ ATH
Sat, Aug 1st	@ TOR			@ ATH
Sun, Aug 2nd	@ TOR			@ ATH
Mon, Aug 3rd	@ NYY
Tue, Aug 4th	@ NYY			@ SEA
Wed, Aug 5th	@ NYY			@ SEA
Fri, Aug 7th	vs COL			@ SF
Sat, Aug 8th	vs COL			@ SF
Sun, Aug 9th	vs COL			@ SF
Mon, Aug 10th	vs PHI
Tue, Aug 11th	vs PHI			vs CLE
Wed, Aug 12th	vs PHI			vs CLE
Fri, Aug 14th	@ CHC			vs CWS
Sat, Aug 15th	@ CHC			vs CWS
Sun, Aug 16th	@ CHC			vs CWS
Mon, Aug 17th	@ CIN			@ PIT
Tue, Aug 18th	@ CIN			@ PIT
Wed, Aug 19th	@ CIN			@ PIT
Thu, Aug 20th	@ CIN
Fri, Aug 21st	@ PHI			@ KC
Sat, Aug 22nd	@ PHI			@ KC
Sun, Aug 23rd	@ PHI			@ KC
Tue, Aug 25th	vs BAL			vs TB
Wed, Aug 26th	vs BAL			vs TB
Thu, Aug 27th	vs BAL
Fri, Aug 28th	vs PIT			vs LAD
Sat, Aug 29th	vs PIT			vs LAD
Sun, Aug 30th	vs PIT			vs LAD
Tue, Sep 1st	@ LAD			@ MIN
Wed, Sep 2nd	@ LAD			@ MIN
Thu, Sep 3rd	@ LAD
Fri, Sep 4th	@ COL			@ CLE
Sat, Sep 5th	@ COL			@ CLE
Sun, Sep 6th	@ COL			@ CLE
Mon, Sep 7th	@ SF			vs MIN
Tue, Sep 8th	@ SF			vs MIN
Wed, Sep 9th	@ SF			vs MIN
Fri, Sep 11th	vs CWS			vs COL
Sat, Sep 12th	vs CWS			vs COL
Sun, Sep 13th	vs CWS			vs COL
Mon, Sep 14th	vs SF			@ TOR
Tue, Sep 15th	vs SF			@ TOR
Wed, Sep 16th	vs SF			@ TOR
Fri, Sep 18th	vs WSH			@ CWS
Sat, Sep 19th	vs WSH			@ CWS
Sun, Sep 20th	vs WSH			@ CWS
Tue, Sep 22nd	@ PIT			vs WSH
Wed, Sep 23rd	@ PIT			vs WSH
Thu, Sep 24th	@ PIT
Fri, Sep 25th	@ MIL			vs PIT
Sat, Sep 26th	@ MIL			vs PIT
Sun, Sep 27th	@ MIL			vs PIT
Fri, Mar 27th				@ SD	Michael King (6-7)	#51
Thu, Apr 9th				@ MIN	Mick Abel (1-2)	#242
Thu, Apr 16th				vs KC	Kris Bubic (3-2)	#132
Thu, Apr 23rd				vs MIL	Brandon Sproat (3-4)	#115
Tue, May 5th				vs BOS	Jovani Moran (2-2)	#162
Mon, May 18th				vs CLE	Slade Cecconi (4-6)	#105
Fri, May 22nd				@ BAL	Keegan Akin (0-1)	#334
Sun, May 24th				@ BAL	Trevor Rogers (6-7)	#78
Thu, May 28th				vs LAA	Grayson Rodriguez (3-2)	#101
Sat, Jun 20th				vs CWS	Sean Newcomb (0-2)	#137
Thu, Jun 25th				vs HOU	Tatsuya Imai (5-4)	#133
Mon, Jun 29th				@ NYY	Ryan Weathers (3-7)	#44
Thu, Aug 6th				@ SEA
Thu, Aug 13th				vs CLE
Mon, Aug 24th				vs TB
Mon, Aug 31st				@ MIN
Thu, Sep 17th				@ CWS
Mon, Sep 21st				vs WSH