MLB Daily DeltaWeek 25 · September 10, 2026
Portrait of Blas Castaño
Blas Castaño
COL · P
Change to
Portrait of Brandon Pfaadt
Brandon Pfaadt
AZ · P
Change to
Who's more valuable, rest of season

Blas Castaño.

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

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

Blas Castaño wins 2 categories (ERA, WHIP); Brandon Pfaadt wins 1 (K); 1 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Blas Castaño
94.6
Brandon Pfaadt
93.2
Swinging-Strike %lg 11.0% · higher = better
Blas Castaño
8.9%
Brandon Pfaadt
10.3%
Strikeout %lg 22.0% · higher = better
Blas Castaño
19.4%
Brandon Pfaadt
16.0%
Chase %lg 28.5% · higher = better
Blas Castaño
29.1%
Brandon Pfaadt
31.9%
Hard-Hit % Allowedlg 40.0% · lower = better
Blas Castaño
47.1%
Brandon Pfaadt
34.0%
Barrel % Allowedlg 8.0% · lower = better
Blas Castaño
8.6%
Brandon Pfaadt
7.5%
xwOBA Allowedlg .315 · lower = better
Blas Castaño
.361
Brandon Pfaadt
.300
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
Blas Castaño
2.946.35
lg xERA 4.10
now 4.91
3.70
Brandon Pfaadt
2.946.35
lg xERA 4.10
now 5.59
3.73
WHIPlower is better
Blas Castaño
1.161.53
now 1.45
1.24
Brandon Pfaadt
1.161.53
now 1.41
1.27

Volume · rest of season
Strikeoutshigher is better
Blas Castaño
4039.60
now 10
6
Brandon Pfaadt
4039.60
now 30
8
Winshigher is better
Blas Castaño
.000.480
now 0
00
Brandon Pfaadt
.000.480
now 0
00

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

If you already own them — trade angle
Hold · wait & seeBlas Castaño — hold.conf 0.50
BuyBrandon Pfaadt — buy.conf 0.70
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