TriSync
Sports

Sign in to your account

Don't have an account?

Sign up to unlock these benefits:

  • Current ratings, projections and analysis
  • Advanced reports and managerial tools
  • Build and save roster of favorite players

Already have an account?

Reset your password

Ready to try again?

Check your email

📬

If an account exists for the email address provided, a password reset link is on the way.

Ready to try again?

Set a new password

Ready to try again?

Password updated

✅

Password has been successfully changed. Please sign in with your new password.

Email verified

✅

Email address has been confirmed. You're all set!

Verification failed

❌

This verification link is invalid or has already been used.

TriSync
Sports Early access period, all features unlocked with free membership. 🔐
Back to Players

Should I start or sit Riley O'Brien today?

Riley O'Brien
#61 Riley O'Brien
Team: St. Louis Cardinals
Position: P
Profile: Developing
Output Level: Loading...
TriSync Projection: Loading...

📢 TriSync Expert Analysis

Riley O'Brien is in the Developing tier, where his cycle-performance synchronization is still forming. Younger players fall into this category while building steadiness. The ratings are useful, but variability is higher, especially early on.

Opposing Pitcher TriSync Projection: 2.14 @ AZ

ROTO
Start
Mid Tier

O'Brien falls into the Developing category, where steadiness hasn’t fully locked in. Younger players show this as they refine their plan and physical tools. The data can point you in the right direction, but it comes with a wider margin of error.

Opposing Pitcher TriSync Projection: 3.66 @ AZ

ROTO
Start
Mid Tier

With a Developing profile, Riley’s performance trends are still stabilizing. This stretch often includes uneven results as routines and timing improve. The ratings can be helpful, but they carry more uncertainty with a restricted sample of data.

Opposing Pitcher TriSync Projection: 3.74 @ LAA

ROTO
Start
Mid Tier

Player Performance Cycles (30 Day Interval)

Performance Level Stats (Last 5 Years & Current)

Level G W L SV IP H R ER HR BB K K/9IP ERA WHIP BAA Game Rating +/-
Excellent 10 1 1 5 9.2 4 2 2 0 7 9 8.4 1.86 1.14 0.125 +3.19%
Good 43 3 2 17 46.2 40 19 17 2 21 42 8.1 3.28 1.31 0.234 -2.74%
Fair 39 2 2 9 42.1 37 21 19 6 20 48 10.2 4.04 1.35 0.237 -4.94%

Season Stats (Last 5 Years & Current)

Season G W L SV IP H R ER HR BB K K/9IP ERA WHIP BAA Game Rating x̄
2026 40 3 3 25 40.1 32 17 15 2 14 40 8.9 3.35 1.14 0.221 4.24
2025 42 3 1 6 48.0 33 13 11 2 22 45 8.4 2.06 1.15 0.196 4.05
2024 8 0 0 0 8.0 13 10 10 2 8 11 12.4 11.25 2.62 0.361 2.89
2022 1 0 0 0 1.0 1 0 0 0 1 1 9.0 0.00 2.00 0.250 3.93
2021 1 0 1 0 1.1 2 2 2 2 3 2 13.5 13.50 3.75 0.333 1.87

Individual Game Stats

Date Opponent Decision IP H R ER HR BB K Composite Score Output Level Game Rating
Jul 17, 2026 @AZ SV 1.0 1 0 0 0 1 1 5.25 Good 4.52
Jul 11, 2026 ATL SV 1.0 0 0 0 0 1 1 4.12 Good 4.66
Jul 10, 2026 ATL SV 1.0 0 0 0 0 0 2 4.43 Good 5.26
Jul 8, 2026 MIL 1.0 1 0 0 0 0 1 5.31 Good 4.22
Jul 4, 2026 @CHC SV 1.0 0 0 0 0 1 1 4.71 Good 4.66
Jun 30, 2026 @ATL SV 1.0 1 0 0 0 0 0 5.44 Good 4.52
Jun 28, 2026 MIA SV 1.0 0 0 0 0 0 1 3.40 Fair 4.96
Jun 22, 2026 AZ SV 1.0 0 0 0 0 0 0 3.39 Fair 4.66
Jun 21, 2026 @KC 1.0 2 2 2 1 0 1 3.33 Fair 2.36
Jun 16, 2026 SD SV 1.0 0 0 0 0 1 0 6.67 Excellent 4.37
Jun 13, 2026 @MIN 1.0 0 1 1 0 3 1 7.14 Excellent 2.64
Jun 7, 2026 CIN SV 1.0 1 0 0 0 0 1 5.23 Good 4.81
Jun 6, 2026 CIN SV 1.0 2 0 0 0 1 1 5.07 Good 4.37
Jun 3, 2026 TEX SV 1.0 0 0 0 0 1 0 4.63 Good 4.37
Jun 2, 2026 TEX L 1.0 3 3 3 0 1 2 4.58 Good 1.39
May 29, 2026 CHC SV 1.0 1 1 1 0 0 0 4.51 Good 3.64
May 23, 2026 @CIN L 1.1 0 1 0 0 1 2 2.81 Fair 4.44
May 19, 2026 PIT 1.0 2 2 2 0 1 0 2.81 Fair 1.80
May 15, 2026 KC 1.0 1 0 0 0 0 0 3.61 Fair 3.93
May 14, 2026 @ATH SV 1.0 0 0 0 0 0 2 7.50 Excellent 5.26
May 12, 2026 @ATH SV 1.0 0 0 0 0 1 0 3.45 Fair 4.37
May 10, 2026 @SD 1.0 2 2 2 1 0 3 4.43 Good 2.92
May 7, 2026 @SD SV 1.0 0 0 0 0 0 1 1.96 Fair 4.96
May 4, 2026 MIL SV 0.2 0 0 0 0 0 0 4.97 Good 4.59
May 2, 2026 LAD SV 1.0 4 2 2 0 0 2 4.57 Good 2.92
Apr 29, 2026 @PIT SV 1.0 1 0 0 0 0 1 5.25 Good 4.81
Apr 25, 2026 SEA L 1.0 4 2 2 0 1 1 4.99 Good 1.80
Apr 21, 2026 @MIA SV 1.0 1 0 0 0 0 1 4.35 Good 4.81
Apr 19, 2026 @HOU W 1.1 1 0 0 0 0 2 1.99 Fair 5.18
Apr 18, 2026 @HOU SV 0.2 0 0 0 0 0 1 2.59 Fair 4.89
Apr 15, 2026 CLE SV 1.0 0 0 0 0 0 2 3.20 Fair 5.26
Apr 14, 2026 CLE W 1.0 0 0 0 0 0 1 3.08 Fair 4.96
Apr 10, 2026 BOS SV 1.0 0 0 0 0 0 1 6.94 Excellent 4.96
Apr 8, 2026 @WSH 1.0 0 0 0 0 0 0 5.42 Good 4.08
Apr 7, 2026 @WSH SV 1.0 0 1 0 0 0 2 5.54 Good 5.26
Apr 5, 2026 @DET SV 1.0 0 0 0 0 0 1 4.06 Good 4.96
Apr 1, 2026 NYM 1.0 1 0 0 0 0 2 2.80 Fair 4.52
Mar 31, 2026 NYM SV 1.0 0 0 0 0 0 0 2.72 Fair 4.66
Mar 28, 2026 TB 1.0 2 0 0 0 0 0 5.21 Good 3.79
Mar 26, 2026 TB W 1.1 1 0 0 0 0 2 4.14 Good 5.18
Sep 28, 2025 @CHC 1.0 1 0 0 0 0 2 2.06 Fair 4.52
Sep 24, 2025 @SF L 1.0 2 1 1 0 1 0 6.19 Excellent 2.64
Sep 23, 2025 @SF SV 0.1 0 0 0 0 0 1 6.66 Excellent 4.83
Sep 21, 2025 MIL 1.0 0 0 0 0 0 0 4.12 Good 4.08
Sep 20, 2025 MIL 1.1 0 0 0 0 1 1 5.11 Good 4.14
Sep 16, 2025 CIN SV 1.0 0 0 0 0 0 1 2.81 Fair 4.96
Sep 14, 2025 @MIL SV 1.0 0 0 0 0 1 2 2.45 Fair 4.96
Sep 13, 2025 @MIL 0.0 2 3 3 0 0 0 2.13 Fair 1.07
Sep 10, 2025 @SEA 2.0 2 1 0 0 2 2 4.18 Good 3.98
Sep 7, 2025 SF SV 1.0 1 0 0 0 0 0 7.14 Excellent 4.52
Sep 6, 2025 SF W 1.0 0 0 0 0 0 1 6.87 Excellent 4.96
Aug 28, 2025 PIT 1.0 0 0 0 0 0 0 3.20 Fair 4.08
Aug 25, 2025 PIT W 1.2 1 1 1 0 0 1 5.02 Good 4.06
Aug 19, 2025 @MIA SV 1.0 0 0 0 0 2 2 4.93 Good 4.66
Aug 17, 2025 NYY 1.2 1 0 0 0 0 2 2.38 Fair 4.64
Aug 13, 2025 COL 1.0 2 0 0 0 0 0 5.31 Good 3.79
Aug 10, 2025 CHC 0.2 0 0 0 0 1 1 3.70 Fair 4.01
Aug 8, 2025 CHC 1.0 0 0 0 0 0 0 3.84 Good 4.08
Aug 6, 2025 @LAD SV 1.1 0 0 0 0 1 0 4.58 Good 4.44
Aug 4, 2025 @LAD W 1.0 1 1 1 0 0 0 4.94 Good 3.64
Jul 30, 2025 MIA 1.1 0 0 0 0 0 1 4.94 Good 4.44
Jul 26, 2025 SD 1.0 0 0 0 0 0 1 2.84 Fair 4.37
Jul 24, 2025 SD 0.1 1 0 0 0 1 1 2.96 Fair 3.80
Jul 22, 2025 @COL 1.0 1 1 0 0 2 1 2.23 Fair 3.64
Jul 20, 2025 @AZ 1.0 0 0 0 0 0 2 4.41 Good 4.66
Jul 13, 2025 ATL 1.2 1 0 0 0 1 2 2.08 Fair 4.35
Jul 11, 2025 ATL 2.0 2 0 0 0 1 4 2.31 Fair 4.86
Jul 6, 2025 @CHC 2.0 2 0 0 0 0 3 3.67 Fair 4.86
Jul 2, 2025 @PIT 0.2 2 1 1 0 1 1 3.47 Fair 2.86
Jun 29, 2025 @CLE 1.0 0 0 0 0 2 3 4.45 Good 4.37
Jun 26, 2025 CHC 1.0 0 0 0 0 1 1 2.69 Fair 4.08
Jun 23, 2025 CHC 1.0 1 0 0 0 0 0 3.28 Fair 3.93
Jun 20, 2025 CIN 0.2 0 0 0 0 1 2 3.04 Fair 4.30
Jun 19, 2025 @CWS 1.0 0 0 0 0 0 1 2.23 Fair 4.37
Jun 17, 2025 @CWS 2.0 1 0 0 0 0 1 3.58 Fair 4.42
Jun 13, 2025 @MIL 1.0 0 0 0 0 0 1 6.74 Excellent 4.37
Jun 11, 2025 TOR 2.0 2 0 0 0 1 1 4.80 Good 3.98
Jun 9, 2025 TOR 2.0 3 1 1 1 0 0 2.36 Fair 2.97
Jun 5, 2025 KC 1.2 1 0 0 0 0 1 4.34 Good 4.35
May 1, 2025 @CIN 1.2 1 3 3 1 1 2 4.84 Good 1.78
Apr 28, 2025 @CIN 0.2 2 0 0 0 1 0 4.16 Good 3.43
Apr 26, 2025 MIL 0.1 0 0 0 0 0 0 4.82 Good 3.95
Sep 14, 2024 @TOR 2.0 4 2 2 0 1 3 2.63 Fair 2.55
Sep 8, 2024 SEA 1.1 1 0 0 0 2 2 6.04 Excellent 4.00
Sep 6, 2024 SEA 0.2 0 0 0 0 0 0 4.27 Good 4.01
Sep 2, 2024 @MIL 0.2 2 4 4 1 3 1 2.65 Fair -0.15
Sep 1, 2024 @NYY 0.1 2 0 0 0 0 0 2.62 Fair 3.66
Aug 30, 2024 @NYY 1.0 2 2 2 1 0 3 2.27 Fair 2.92
Aug 27, 2024 SD 1.0 1 1 1 0 0 0 5.26 Good 3.07
Mar 28, 2024 @LAD 1.0 1 1 1 0 2 2 4.07 Good 3.07
May 7, 2022 TB 1.0 1 0 0 0 1 1 3.87 Good 3.93
Sep 28, 2021 @CWS L 1.1 2 2 2 2 3 2 3.63 Fair 1.87