MLB Daily DeltaWeek 14 · June 28, 2026
Portrait of Luis Castillo
Luis Castillo
SEA · P
Change to
Portrait of Roki Sasaki
Roki Sasaki
LAD · 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

Luis Castillo wins 1 (K); Roki Sasaki wins 1 (W); 2 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Luis Castillo
95.3
Roki Sasaki
97.5
Swinging-Strike %lg 11.0% · higher = better
Luis Castillo
13.0%
Roki Sasaki
14.3%
Strikeout %lg 22.0% · higher = better
Luis Castillo
21.5%
Roki Sasaki
23.2%
Chase %lg 28.5% · higher = better
Luis Castillo
32.0%
Roki Sasaki
31.3%
Hard-Hit % Allowedlg 40.0% · lower = better
Luis Castillo
43.2%
Roki Sasaki
45.1%
Barrel % Allowedlg 8.0% · lower = better
Luis Castillo
9.8%
Roki Sasaki
11.3%
xwOBA Allowedlg .315 · lower = better
Luis Castillo
.331
Roki Sasaki
.331
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
Luis Castillo
3.935.99
lg xERA 4.10
now 5.53
4.39
Roki Sasaki
3.935.99
lg xERA 4.10
now 4.59
4.39
WHIPlower is better
Luis Castillo
1.271.52
now 1.45
1.34
Roki Sasaki
1.271.52
now 1.35
1.34

Volume · rest of season
Strikeoutshigher is better
Luis Castillo
4090.60
now 56
79
Roki Sasaki
4090.60
now 50
68
Winshigher is better
Luis Castillo
.4007.60
now 2
24
Roki Sasaki
.4007.60
now 3
36

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

If you already own them — trade angle
SellLuis Castillo — sell.conf 0.69
SellRoki Sasaki — sell.conf 0.69
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