MLB Daily DeltaWeek 14 · June 25, 2026
Portrait of Greg Weissert
Greg Weissert
BOS · P
Change to
Portrait of Seth Halvorsen
Seth Halvorsen
COL · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 11, 2 even. Take whoever fills a bigger need.

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

Greg Weissert wins 1 (ERA); Seth Halvorsen wins 1 (K); 2 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Greg Weissert
93.9
Seth Halvorsen
98.9
Swinging-Strike %lg 11.0% · higher = better
Greg Weissert
10.7%
Seth Halvorsen
11.4%
Strikeout %lg 22.0% · higher = better
Greg Weissert
23.4%
Seth Halvorsen
20.3%
Chase %lg 28.5% · higher = better
Greg Weissert
31.5%
Seth Halvorsen
26.1%
Hard-Hit % Allowedlg 40.0% · lower = better
Greg Weissert
29.9%
Seth Halvorsen
42.9%
Barrel % Allowedlg 8.0% · lower = better
Greg Weissert
4.6%
Seth Halvorsen
6.1%
xwOBA Allowedlg .315 · lower = better
Greg Weissert
.278
Seth Halvorsen
.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
2.394.77
lg xERA 4.10
now 4.24
3.68
Seth Halvorsen
2.394.77
lg xERA 4.10
now 2.92
3.70
WHIPlower is better
Greg Weissert
1.121.66
now 1.41
1.24
Seth Halvorsen
1.121.66
now 1.54
1.24

Volume · rest of season
Strikeoutshigher is better
Greg Weissert
4035.40
now 22
27
Seth Halvorsen
4035.40
now 13
29
Winshigher is better
Greg Weissert
.000.480
now 0
00
Seth Halvorsen
.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 & seeSeth Halvorsen — hold.conf 0.50
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