MLB Daily DeltaWeek 13 · June 19, 2026
Portrait of Mason Black
Mason Black
KC · P
Change to
Portrait of Tim Herrin
Tim Herrin
CLE · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 00, 4 even. Take whoever fills a bigger need.

Head-to-head
K
ERA
WHIP
W
SV n/a

Mason Black wins 0 (none); Tim Herrin wins 0 (none); 4 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Mason Black
94.2
Tim Herrin
94.4
Swinging-Strike %lg 11.0% · higher = better
Mason Black
9.9%
Tim Herrin
15.1%
Strikeout %lg 22.0% · higher = better
Mason Black
21.1%
Tim Herrin
20.9%
Chase %lg 28.5% · higher = better
Mason Black
26.5%
Tim Herrin
29.4%
Hard-Hit % Allowedlg 40.0% · lower = better
Mason Black
51.1%
Tim Herrin
33.3%
Barrel % Allowedlg 8.0% · lower = better
Mason Black
15.6%
Tim Herrin
7.2%
xwOBA Allowedlg .315 · lower = better
Mason Black
.403
Tim Herrin
.296
stabilized — trust it · small sample yet · dashed = league avg · right = better
05

The tape

Rest-of-season projection · bold = leads
rest-of-season projection current season projection range
Rate · earned-run quality
ERAlower is better
Mason Black
24.35
lg xERA 4.10
now 2.08
3.70
Tim Herrin
24.35
lg xERA 4.10
now 3.32
3.70
WHIPlower is better
Mason Black
1.081.79
now 1.50
1.24
Tim Herrin
1.081.79
now 1.63
1.24

Volume · rest of season
Strikeoutshigher is better
Mason Black
4035.60
now 9
28
Tim Herrin
4035.60
now 16
28
Winshigher is better
Mason Black
.000.480
now 0
00
Tim Herrin
.000.480
now 0
00

SV — not applicable. Both pitch out of the rotation.

If you already own them — trade angle
Hold · wait & seeMason Black — hold.conf 0.50
Sell HighTim Herrin — sell high. His value is peaking; good time to trade him.conf 0.80
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