MLB Daily DeltaWeek 13 · June 19, 2026
Portrait of Blas Castaño
Blas Castaño
COL · P
Change to
Portrait of Brock Burke
Brock Burke
CIN · 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 — strikeouts, ERA, and WHIP. Brock Burke’s box score looks better right now, but it’s built on luck that won’t hold.

Head-to-head
K
ERA
WHIP
W
SV

Blas Castaño wins 3 categories (K, ERA, WHIP); Brock Burke wins 2 (W, SV).

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Blas Castaño
94.5
Brock Burke
96.3
Swinging-Strike %lg 11.0% · higher = better
Blas Castaño
9.0%
Brock Burke
12.4%
Strikeout %lg 22.0% · higher = better
Blas Castaño
20.0%
Brock Burke
20.1%
Chase %lg 28.5% · higher = better
Blas Castaño
28.1%
Brock Burke
27.1%
Hard-Hit % Allowedlg 40.0% · lower = better
Blas Castaño
50.0%
Brock Burke
33.3%
Barrel % Allowedlg 8.0% · lower = better
Blas Castaño
10.0%
Brock Burke
11.1%
xwOBA Allowedlg .315 · lower = better
Blas Castaño
.368
Brock Burke
.345
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
3.105.43
lg xERA 4.10
now 4.91
3.70
Brock Burke
3.105.43
lg xERA 4.10
now 3.62
3.78
WHIPlower is better
Blas Castaño
1.161.53
now 1.45
1.24
Brock Burke
1.161.53
now 1.39
1.27

Volume · rest of season
Strikeoutshigher is better
Blas Castaño
4046.40
now 10
36
Brock Burke
4046.40
now 27
35
Winshigher is better
Blas Castaño
.0002.80
now 0
00
Brock Burke
.0002.80
now 1
12
Saveshigher is better
Blas Castaño
.0003.40
now 0
0
Brock Burke
.0003.40
now 1
02
If you already own them — trade angle
Hold · wait & seeBlas Castaño — hold.conf 0.50
Sell HighBrock Burke — sell high. His value is peaking; good time to trade him.conf 0.95
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