MLB Daily DeltaWeek 25 · September 10, 2026
Portrait of Luis Castillo
Luis Castillo
CWS · P
Change to
Portrait of Tatsuya Imai
Tatsuya Imai
HOU · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 22. Take whoever fills a bigger need.

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

Luis Castillo wins 2 (K, WHIP); Tatsuya Imai wins 2 (ERA, W); SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Luis Castillo
95.3
Tatsuya Imai
94.8
Swinging-Strike %lg 11.0% · higher = better
Luis Castillo
12.6%
Tatsuya Imai
14.1%
Strikeout %lg 22.0% · higher = better
Luis Castillo
19.2%
Tatsuya Imai
27.9%
Chase %lg 28.5% · higher = better
Luis Castillo
31.8%
Tatsuya Imai
27.1%
Hard-Hit % Allowedlg 40.0% · lower = better
Luis Castillo
42.0%
Tatsuya Imai
45.5%
Barrel % Allowedlg 8.0% · lower = better
Luis Castillo
9.5%
Tatsuya Imai
9.7%
xwOBA Allowedlg .315 · lower = better
Luis Castillo
.339
Tatsuya Imai
.335
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
4.145.93
lg xERA 4.10
now 5.53
4.63
Tatsuya Imai
4.145.93
lg xERA 4.10
now 5.52
4.54
WHIPlower is better
Luis Castillo
1.291.52
now 1.45
1.36
Tatsuya Imai
1.291.52
now 1.36
1.45

Volume · rest of season
Strikeoutshigher is better
Luis Castillo
4074.80
now 56
13
Tatsuya Imai
4074.80
now 28
9
Winshigher is better
Luis Castillo
.0002.80
now 2
01
Tatsuya Imai
.0002.80
now 2
01

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

If you already own them — trade angle
SellLuis Castillo — sell.conf 0.79
SellTatsuya Imai — sell.conf 0.75
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