MLB Daily DeltaWeek 14 · June 30, 2026
Portrait of Blas Castaño
Blas Castaño
COL · P
Change to
Joe Mantiply
TOR · 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); Joe Mantiply 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
Joe Mantiply
88.8
Swinging-Strike %lg 11.0% · higher = better
Blas Castaño
9.0%
Joe Mantiply
8.3%
Strikeout %lg 22.0% · higher = better
Blas Castaño
20.0%
Joe Mantiply
22.5%
Chase %lg 28.5% · higher = better
Blas Castaño
28.1%
Joe Mantiply
35.9%
Hard-Hit % Allowedlg 40.0% · lower = better
Blas Castaño
50.0%
Joe Mantiply
44.0%
Barrel % Allowedlg 8.0% · lower = better
Blas Castaño
10.0%
Joe Mantiply
10.0%
xwOBA Allowedlg .315 · lower = better
Blas Castaño
.368
Joe Mantiply
.332
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
26.06
lg xERA 4.10
now 4.91
3.70
Joe Mantiply
26.06
lg xERA 4.10
now 2.04
3.70
WHIPlower is better
Blas Castaño
11.58
now 1.45
1.24
Joe Mantiply
11.58
now 1.13
1.24

Volume · rest of season
Strikeoutshigher is better
Blas Castaño
4040.80
now 10
32
Joe Mantiply
4040.80
now 16
23
Winshigher is better
Blas Castaño
.0002.80
now 0
00
Joe Mantiply
.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 & seeJoe Mantiply — hold.conf 0.50
Tweet