MLB Daily DeltaWeek 20 · August 7, 2026
Portrait of Anthony Kay
Anthony Kay
CWS · P
Change to
Portrait of Luis Castillo
Luis Castillo
CWS · P
Change to
Who's more valuable, rest of season

Luis Castillo.

He projects to help you in more roto categories the rest of the way — strikeouts, ERA, and WHIP. Anthony Kay’s box score looks better right now, but the luck-stripped projection flips it.

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

Luis Castillo wins 3 categories (K, ERA, WHIP); Anthony Kay wins 1 (W); SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Anthony Kay
95.8
Luis Castillo
95.3
Swinging-Strike %lg 11.0% · higher = better
Anthony Kay
10.8%
Luis Castillo
12.4%
Strikeout %lg 22.0% · higher = better
Anthony Kay
18.2%
Luis Castillo
19.4%
Chase %lg 28.5% · higher = better
Anthony Kay
33.2%
Luis Castillo
32.9%
Hard-Hit % Allowedlg 40.0% · lower = better
Anthony Kay
39.5%
Luis Castillo
41.7%
Barrel % Allowedlg 8.0% · lower = better
Anthony Kay
8.5%
Luis Castillo
9.7%
xwOBA Allowedlg .315 · lower = better
Anthony Kay
.342
Luis Castillo
.337
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
Anthony Kay
3.076.23
lg xERA 4.10
now 3.77
4.68
Luis Castillo
3.076.23
lg xERA 4.10
now 5.53
4.57
WHIPlower is better
Anthony Kay
1.271.52
now 1.40
1.38
Luis Castillo
1.271.52
now 1.45
1.34

Volume · rest of season
Strikeoutshigher is better
Anthony Kay
4066.80
now 42
29
Luis Castillo
4066.80
now 56
42
Winshigher is better
Anthony Kay
.0006.60
now 5
25
Luis Castillo
.0006.60
now 2
12

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

If you already own them — trade angle
SellAnthony Kay — sell.conf 0.82
SellLuis Castillo — sell.conf 0.77
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