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

  • 360th best of 924 relievers

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

Price history

Holding steady, with no big price moves lately.

What it costs to buyWhat you'd get selling
106118130Oct 10Oct 17Oct 24Nov 1118
Price history

Ratings

Stamina
28
K/9
64
H/9
75
BB/9
51
Velocity
72
Control
48
Break
78

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.

Build your own rating

Pitching

Stamina
28
Pitching clutch
76
H/9
75
K/9
64
BB/9
51
HR/9
75
Velocity
72
Control
48
Break
78

Pitches

4-Seam Fastball
94 mph
Circle Change
86 mph
Slider
85 mph

Player

Position
RP
Bats
R
Throws
R
Age
29
Height
6'2"
Weight
215 lbs
Born
Pennsylvania
Number
47

Fielding & running

Fielding
38
Arm strength
50
Arm accuracy
30
Blocking
0
Speed
38
Baserunning
5
Reaction
23

Real-world tendencies

Arm slot
Three-quarter 46°

A common release point among MLB pitchers (2026 Statcast)

SubmarineSidearmLow three-quarterThree-quarterHigh three-quarterOver the top

Faint lines: all 740 pitchers in this edition who throw with the same hand.

Obtained from

Captains that boost this card

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

More Pirates at RP

Questions

How do you get Isaac Mattson?
Buy it on the Community Market, where it costs about 118 stubs right now. It comes from: Daily Login Reward and The Show Pack.
How much is Isaac Mattson worth?
It costs about 118 stubs to buy right now.

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