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

Greg Weissert.

He projects to help you in more roto categories the rest of the way — strikeouts and ERA.

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

Greg Weissert wins 2 categories (K, ERA); Mason Black wins 0 (none); 2 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Greg Weissert
93.8
Mason Black
94.2
Swinging-Strike %lg 11.0% · higher = better
Greg Weissert
10.7%
Mason Black
9.9%
Strikeout %lg 22.0% · higher = better
Greg Weissert
23.2%
Mason Black
21.1%
Chase %lg 28.5% · higher = better
Greg Weissert
31.3%
Mason Black
26.5%
Hard-Hit % Allowedlg 40.0% · lower = better
Greg Weissert
30.6%
Mason Black
51.1%
Barrel % Allowedlg 8.0% · lower = better
Greg Weissert
4.7%
Mason Black
15.6%
xwOBA Allowedlg .315 · lower = better
Greg Weissert
.279
Mason Black
.403
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
Greg Weissert
25.10
lg xERA 4.10
now 4.24
3.68
Mason Black
25.10
lg xERA 4.10
now 2.08
3.70
WHIPlower is better
Greg Weissert
1.141.60
now 1.41
1.24
Mason Black
1.141.60
now 1.50
1.24

Volume · rest of season
Strikeoutshigher is better
Greg Weissert
4037
now 22
29
Mason Black
4037
now 9
28
Winshigher is better
Greg Weissert
.000.480
now 0
00
Mason Black
.000.480
now 0
00

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

If you already own them — trade angle
Hold · wait & seeGreg Weissert — hold.conf 0.50
Hold · wait & seeMason Black — hold.conf 0.50
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