MLB Daily DeltaWeek 27 · September 29, 2026
Portrait of Mitch Keller
Mitch Keller
PIT · P
Change to
Portrait of Patrick Corbin
Patrick Corbin
TOR · P
Change to
Who's more valuable, rest of season

Mitch Keller.

He projects to help you in more roto categories the rest of the way — WHIP.

Head-to-head
K
ERA
◀
WHIP
W
SV n/a

Mitch Keller wins 1 categories (WHIP); Patrick Corbin wins 0 (none); 3 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Mitch Keller
93.3
Patrick Corbin
91.3
Swinging-Strike %lg 11.0% · higher = better
Mitch Keller
9.7%
Patrick Corbin
10.0%
Strikeout %lg 22.0% · higher = better
Mitch Keller
17.7%
Patrick Corbin
17.5%
Chase %lg 28.5% · higher = better
Mitch Keller
29.4%
Patrick Corbin
30.7%
Hard-Hit % Allowedlg 40.0% · lower = better
Mitch Keller
42.3%
Patrick Corbin
42.1%
Barrel % Allowedlg 8.0% · lower = better
Mitch Keller
7.4%
Patrick Corbin
7.5%
xwOBA Allowedlg .315 · lower = better
Mitch Keller
.355
Patrick Corbin
.356
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
Mitch Keller
3.095.60
lg xERA 4.10
now 4.35
5.02
Patrick Corbin
3.095.60
lg xERA 4.10
now 3.65
5.04
WHIPlower is better
Mitch Keller
1.081.48
now 1.17
1.38
Patrick Corbin
1.081.48
now 1.36
1.39

Volume · rest of season
Strikeoutshigher is better
Mitch Keller
4071.40
now 51
0
Patrick Corbin
4071.40
now 36
0
Winshigher is better
Mitch Keller
.0007
now 5
0–0
Patrick Corbin
.0007
now 2
0–0

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

If you already own them — trade angle
SellMitch Keller — sell.conf 0.90
SellPatrick Corbin — sell.conf 0.90
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