MLB Daily DeltaWeek 27 · September 27, 2026
Portrait of Bailey Ober
Bailey Ober
MIN · P
Change to
Portrait of Will Warren
Will Warren
NYY · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 1–1, 2 even. Take whoever fills a bigger need.

Head-to-head
K
ERA
▶
◀
WHIP
W
SV n/a

Bailey Ober wins 1 (WHIP); Will Warren wins 1 (ERA); 2 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Bailey Ober
88.0
Will Warren
93.7
Swinging-Strike %lg 11.0% · higher = better
Bailey Ober
9.8%
Will Warren
10.0%
Strikeout %lg 22.0% · higher = better
Bailey Ober
17.0%
Will Warren
23.3%
Chase %lg 28.5% · higher = better
Bailey Ober
29.9%
Will Warren
29.4%
Hard-Hit % Allowedlg 40.0% · lower = better
Bailey Ober
37.0%
Will Warren
44.0%
Barrel % Allowedlg 8.0% · lower = better
Bailey Ober
9.6%
Will Warren
7.2%
xwOBA Allowedlg .315 · lower = better
Bailey Ober
.325
Will Warren
.320
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
Bailey Ober
2.675.14
lg xERA 4.10
now 4.59
4.36
Will Warren
2.675.14
lg xERA 4.10
now 3.22
4.26
WHIPlower is better
Bailey Ober
1.131.41
now 1.22
1.31
Will Warren
1.131.41
now 1.20
1.34

Volume · rest of season
Strikeoutshigher is better
Bailey Ober
4098
now 46
0
Will Warren
4098
now 70
0
Winshigher is better
Bailey Ober
.0009.80
now 6
0–0
Will Warren
.0009.80
now 7
0–0

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

If you already own them — trade angle
SellBailey Ober — sell.conf 0.67
Hold · leans sellWill Warren — hold.conf 0.60
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