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

  • 735th best of 883 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
050100150Oct 10Oct 16Oct 23Oct 29115
Price history

Ratings

Stamina
36
K/9
50
H/9
48
BB/9
58
Velocity
83
Control
63
Break
85

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
36
Pitching clutch
48
H/9
48
K/9
50
BB/9
58
HR/9
41
Velocity
83
Control
63
Break
85
Stuff
52

Pitches

4-Seam Fastball
93 mph
Sweeper
82 mph
Sinker
93 mph
Cutter
91 mph
Circle Change
87 mph

Player

Team
Royals
Position
RP
Bats
R
Throws
R
Age
26
Height
6'3"
Weight
228 lbs
Born
Pennsylvania
Number
37

Fielding & running

Fielding
55
Arm strength
65
Arm accuracy
46
Blocking
0
Speed
37
Baserunning
0
Steal
4
Reaction vs L
49
Reaction vs R
49

Real-world tendencies

Arm slot
Low three-quarter 27°

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.

Obtained from

Roster updates

Captains that boost this card

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

More Royals at RP

70
Luke LittleRP · KC43
69
Ryan BergertRP · KC29
68
Craig KimbrelRP · KC62
67
Nate PearsonRP · KC36
65
Lucas ErcegRP · KC60
64
Alex LangeRP · KC36

Questions

How do you get Mason Black?
Buy it on the Community Market, where it costs about 46 stubs right now. It comes from: Daily Login Reward and The Show Pack.
How much is Mason Black worth?
It usually sells for about 40 stubs.
What does Mason Black quicksell for?
The game will always buy it back for 5 stubs.

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