MLB Daily DeltaWeek 20 · August 8, 2026
Aaron Civale
CHC · 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.

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

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

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Aaron Civale
91.4
Luis Castillo
95.3
Swinging-Strike %lg 11.0% · higher = better
Aaron Civale
9.7%
Luis Castillo
12.6%
Strikeout %lg 22.0% · higher = better
Aaron Civale
17.6%
Luis Castillo
19.7%
Chase %lg 28.5% · higher = better
Aaron Civale
31.1%
Luis Castillo
32.4%
Hard-Hit % Allowedlg 40.0% · lower = better
Aaron Civale
45.1%
Luis Castillo
41.4%
Barrel % Allowedlg 8.0% · lower = better
Aaron Civale
9.8%
Luis Castillo
9.7%
xwOBA Allowedlg .315 · lower = better
Aaron Civale
.340
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
Aaron Civale
3.676.06
lg xERA 4.10
now 4.20
4.64
Luis Castillo
3.676.06
lg xERA 4.10
now 5.53
4.57
WHIPlower is better
Aaron Civale
1.281.54
now 1.47
1.39
Luis Castillo
1.281.54
now 1.45
1.35

Volume · rest of season
Strikeoutshigher is better
Aaron Civale
4067.20
now 39
28
Luis Castillo
4067.20
now 56
41
Winshigher is better
Aaron Civale
.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
SellAaron Civale — sell.conf 0.80
SellLuis Castillo — sell.conf 0.77
Tweet