Mason
Black
PAge : 26Throws : R
#47
Mason Black
Height : 6' 3" · Weight : 103 kg · Bats : R · Throws : R · MLB debut : 2024-05-06
Born in : Scranton, PA, USA
MLB record
| Year | Team | PJ | V | D | MPM | MJ | RB | WHIP |
|---|---|---|---|---|---|---|---|---|
| 2026 | Kansas City Royals | 17 | 0 | 0 | 4.31 | 31.1 | 19 | 1.60 |
| 2025 | San Francisco Giants | 1 | 0 | 0 | 6.75 | 4.0 | 5 | 1.25 |
| 2024 | San Francisco Giants | 9 | 1 | 5 | 6.44 | 36.1 | 31 | 1.68 |
| Career totals | 27 | 1 | 5 | 5.53 | 71.2 | 55 | 1.62 | |
Advanced stats, 2026Relief pitcherMLB stats →
ERA
4.31
FIP
6.48
xFIP
6.21
ERA-
101
WHIP
1.60
K%
13.4 %
BB%
14.1 %
Strikeouts
19
Innings
31.3
Wins
0
Stats: MLB (statsapi) and Baseball Savant.
2027 projectionMLB trends →
Projected WAR
-0.3
Strikeouts
11
2026 WAR
-0.5
This season's pace, over the average of the last two workloads, adjusted for next year's age.
Trend
→ Stable (0)
- 2024-0.3 WAR · -0.5 per full season
- 2026-0.5 WAR · -1.0 per full season
Outlook, age included
+10 · 26 y.o. · prime years
It is only a projection. It knows nothing about injuries, trades or role changes.
Player ratings, 2026All ratings →
Ratings from 0 to 100, computed from Statcast and MLB stats over four seasons, never by hand. 75 = established regular, 87 = 90th percentile, 95+ = elite.
OV · Overall
41
Replacement or prospect
- VEL
- Velocity
- 69
- STF
- Stuff
- 45
- CTL
- Control
- 62
- CNT
- Contact allowed
- 45
- STA
- Stamina
- —
- DUR
- Durability
- 41
- EX
- Experience
- 47
Why these ratings?Hide details
- VEL — Velocity : Fastball velocity
- STF — Stuff : Strikeouts, K − BB
- CTL — Control : Walks avoided
- CNT — Contact allowed : xwOBA, barrels and hard-hit balls allowed
- STA — Stamina : Innings per start and innings pitched
- DUR — Durability : Games played over several seasons
- EX — Experience : Seasons in the majors
WAR and PAL Rating, 2026How we rate →
WAR is fWAR (FanGraphs' version, distributed through MLB's API): wins added above a replacement player. PAL Rating scores performance from 0 to 100 against regulars in the same role (50 = median).
PAL: dimensions
A pitcher's WAR
Computed by MLB from FIP (strikeouts, walks, home runs). FIP: 6.48 · RA9-WAR: 0.1
StatcastStatcast leaderboards →
MLB's tracking of every ball, 2026 season. The percentile ranks the player among regulars in the role: 90th means better than 90% of them.
Fastball
94.0 mi/h
34th percentile
K%
13.4 %
2th percentile
BB%
14.1 %
6th percentile
xERA
6.77
1th percentile
xwOBA allowed
.387
1th percentile
Barrels allowed
9.9 %
11th percentile
| Season | Team | WAR | PAL | OV | Fastball | K% | BB% | xERA | xwOBA allowed |
|---|---|---|---|---|---|---|---|---|---|
| 2026 | KC | -0.5 | 1 | 41 | 94.0 | 13.4 | 14.1 | 6.77 | .387 |
| 2024 | SF | -0.3 | 6 | 56 | 92.4 | 18.3 | 8.9 | 5.88 | .371 |
Game log, 2026
| Date | Opponent | IP | H | ER | BB | SO | ERA |
|---|---|---|---|---|---|---|---|
| Aug 26 | @ TOR | 2.0 | 0 | 0 | 0 | 0 | 4.31 |
| Aug 23 | vs DET | 0.2 | 3 | 3 | 1 | 0 | 4.60 |
| Aug 18 | vs ATH | 3.0 | 2 | 2 | 3 | 1 | 3.77 |
| Aug 12 | @ LAD | 3.0 | 3 | 1 | 2 | 1 | 3.51 |
| Aug 7 | vs CHC | 5.0 | 3 | 2 | 3 | 2 | 3.57 |
| Jun 18 | vs STL | 2.0 | 3 | 2 | 2 | 0 | 3.57 |
| Jun 15 | @ WSH | 2.0 | 1 | 1 | 1 | 0 | 2.87 |
| Jun 12 | vs HOU | 2.1 | 3 | 1 | 3 | 3 | 2.63 |
| Jun 10 | vs TEX | 1.2 | 2 | 1 | 2 | 2 | 2.38 |
| Jun 7 | @ MIN | 1.0 | 0 | 0 | 0 | 1 | 1.86 |