MLB Daily DeltaWeek 18 · July 23, 2026
Portrait of AJ Blubaugh
AJ Blubaugh
HOU · P
Change to
Portrait of Juan Mejia
Juan Mejia
COL · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 22, 1 even. Take whoever fills a bigger need.

Head-to-head
K
ERA
WHIP
W
SV

AJ Blubaugh wins 2 (ERA, WHIP); Juan Mejia wins 2 (K, SV); 1 even.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
AJ Blubaugh
95.7
Juan Mejia
97.4
Swinging-Strike %lg 11.0% · higher = better
AJ Blubaugh
13.7%
Juan Mejia
13.0%
Strikeout %lg 22.0% · higher = better
AJ Blubaugh
24.7%
Juan Mejia
22.9%
Chase %lg 28.5% · higher = better
AJ Blubaugh
29.2%
Juan Mejia
31.9%
Hard-Hit % Allowedlg 40.0% · lower = better
AJ Blubaugh
36.1%
Juan Mejia
40.0%
Barrel % Allowedlg 8.0% · lower = better
AJ Blubaugh
8.3%
Juan Mejia
3.8%
xwOBA Allowedlg .315 · lower = better
AJ Blubaugh
.313
Juan Mejia
.316
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
AJ Blubaugh
3.166.81
lg xERA 4.10
now 4.42
3.97
Juan Mejia
3.166.81
lg xERA 4.10
now 6.00
4.03
WHIPlower is better
AJ Blubaugh
1.151.86
now 1.31
1.36
Juan Mejia
1.151.86
now 1.70
1.41

Volume · rest of season
Strikeoutshigher is better
AJ Blubaugh
4035.60
now 28
18
Juan Mejia
4035.60
now 30
24
Winshigher is better
AJ Blubaugh
.5202.48
now 2
12
Juan Mejia
.5202.48
now 1
11
Saveshigher is better
AJ Blubaugh
.0004.40
now 0
0
Juan Mejia
.0004.40
now 3
23
If you already own them — trade angle
Hold · steadyAJ Blubaugh — hold.conf 0.60
Buy LowJuan Mejia — buy low. The dip is a window to acquire.conf 0.90
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