MLBTSDB

Should you buy this?

To use

Worth the stubs for your squad

Not enough data

To flip

Buy low, sell higher, after tax

Not enough data

To hold

Hot in real life, may get upgraded

Not enough data

For exchanges

Cheapest way to feed an exchange

Not enough data

Where this card ranks

  • 276th best of 883 relievers

Starting pitchers are ranked against starters, relievers against relievers, the way the team builder picks a staff.

Price history

Down 20% on a week ago.

What it costs to buyWhat you'd get selling
050100150200Oct 10Oct 17Oct 23Oct 304925
Price history

Ratings

Stamina
25
K/9
59
H/9
63
BB/9
50
Velocity
99
Control
56
Break
98

Your ratings

How this card ranks under ratings built for specific jobs. Make one that weighs what you care about, and every card page shows where that card lands.

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Pitching

Stamina
25
Pitching clutch
63
H/9
63
K/9
59
BB/9
50
HR/9
76
Velocity
99
Top 1%
Control
56
Break
98
Stuff
64

Pitches

Sinker
95 mph
Slider
90 mph
Curveball
83 mph

Player

Position
CP
Bats
R
Throws
R
Age
31
Height
6'4"
Weight
180 lbs
Born
Washington
Number
61

Fielding & running

Fielding
53
Arm strength
76
Arm accuracy
46
Blocking
0
Speed
27
Baserunning
0
Steal
7
Reaction vs L
48
Reaction vs R
48

Real-world tendencies

Arm slot
Low three-quarter 31°

A common release point among MLB pitchers (2026 Statcast)

SubmarineSidearmLow three-quarterThree-quarterHigh three-quarterOver the top

Faint lines: all 725 pitchers in this edition who throw with the same hand.

Quirks

Obtained from

Roster updates

Captains that boost this card

Build around one of these and this card gets their ability boost.

More Cardinals at CP

Other versions of this player

Questions

How do you get Riley O'Brien?
Buy it on the Community Market, where it costs about 49 stubs right now. It comes from: Daily Login Reward and The Show Pack.
How much is Riley O'Brien worth?
It usually sells for about 48 stubs.
What does Riley O'Brien quicksell for?
The game will always buy it back for 25 stubs.
What quirks does Riley O'Brien have?
Outlier I.

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