MLB Daily DeltaWeek 13 · June 22, 2026
Portrait of Blas Castaño
Blas Castaño
COL · P
Change to
Portrait of Chase Silseth
Chase Silseth
LAA · 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

Blas Castaño wins 1 (K); Chase Silseth 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
Blas Castaño
94.5
Chase Silseth
96.1
Swinging-Strike %lg 11.0% · higher = better
Blas Castaño
9.0%
Chase Silseth
15.6%
Strikeout %lg 22.0% · higher = better
Blas Castaño
20.0%
Chase Silseth
25.2%
Chase %lg 28.5% · higher = better
Blas Castaño
28.1%
Chase Silseth
30.4%
Hard-Hit % Allowedlg 40.0% · lower = better
Blas Castaño
50.0%
Chase Silseth
30.6%
Barrel % Allowedlg 8.0% · lower = better
Blas Castaño
10.0%
Chase Silseth
9.7%
xwOBA Allowedlg .315 · lower = better
Blas Castaño
.368
Chase Silseth
.301
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
26.18
lg xERA 4.10
now 4.91
3.70
Chase Silseth
26.18
lg xERA 4.10
now 1.74
3.70
WHIPlower is better
Blas Castaño
1.161.53
now 1.45
1.24
Chase Silseth
1.161.53
now 1.40
1.24

Volume · rest of season
Strikeoutshigher is better
Blas Castaño
4045
now 10
35
Chase Silseth
4045
now 20
27
Winshigher is better
Blas Castaño
.0002.80
now 0
00
Chase Silseth
.0002.80
now 1
12

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

If you already own them — trade angle
Hold · wait & seeBlas Castaño — hold.conf 0.50
Hold · wait & seeChase Silseth — hold.conf 0.50
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