MLB Daily DeltaWeek 20 · August 7, 2026
Portrait of Jonathan Hernández
Jonathan Hernández
LAD · P
Change to
Portrait of Paul Blackburn
Paul Blackburn
NYY · P
Change to
Who's more valuable, rest of season

Too close to call.

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

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

Jonathan Hernández wins 2 (K, WHIP); Paul Blackburn wins 2 (ERA, W); SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Jonathan Hernández
97.2
Paul Blackburn
94.7
Swinging-Strike %lg 11.0% · higher = better
Jonathan Hernández
7.1%
Paul Blackburn
10.1%
Strikeout %lg 22.0% · higher = better
Jonathan Hernández
18.5%
Paul Blackburn
20.5%
Chase %lg 28.5% · higher = better
Jonathan Hernández
24.2%
Paul Blackburn
27.1%
Hard-Hit % Allowedlg 40.0% · lower = better
Jonathan Hernández
39.7%
Paul Blackburn
32.9%
Barrel % Allowedlg 8.0% · lower = better
Jonathan Hernández
6.3%
Paul Blackburn
6.5%
xwOBA Allowedlg .315 · lower = better
Jonathan Hernández
.347
Paul Blackburn
.291
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
Jonathan Hernández
24.58
lg xERA 4.10
now 1.50
3.70
Paul Blackburn
24.58
lg xERA 4.10
now 3.33
3.50
WHIPlower is better
Jonathan Hernández
.9001.88
now 0.33
1.24
Paul Blackburn
.9001.88
now 1.44
1.32

Volume · rest of season
Strikeoutshigher is better
Jonathan Hernández
4021.60
now 5
14
Paul Blackburn
4021.60
now 16
11
Winshigher is better
Jonathan Hernández
.0002.80
now 0
00
Paul Blackburn
.0002.80
now 2
12

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

If you already own them — trade angle
Hold · wait & seeJonathan Hernández — hold.conf 0.50
Sell HighPaul Blackburn — sell high. His value is peaking; good time to trade him.conf 0.95
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