MLB Daily DeltaWeek 19 · August 4, 2026
Portrait of JoJo Romero
JoJo Romero
MIL · 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

JoJo Romero 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
JoJo Romero
94.5
Paul Blackburn
94.7
Swinging-Strike %lg 11.0% · higher = better
JoJo Romero
9.4%
Paul Blackburn
10.2%
Strikeout %lg 22.0% · higher = better
JoJo Romero
23.1%
Paul Blackburn
20.3%
Chase %lg 28.5% · higher = better
JoJo Romero
27.9%
Paul Blackburn
27.0%
Hard-Hit % Allowedlg 40.0% · lower = better
JoJo Romero
43.1%
Paul Blackburn
33.3%
Barrel % Allowedlg 8.0% · lower = better
JoJo Romero
8.1%
Paul Blackburn
6.7%
xwOBA Allowedlg .315 · lower = better
JoJo Romero
.337
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
JoJo Romero
2.274.20
lg xERA 4.10
now 2.70
3.77
Paul Blackburn
2.274.20
lg xERA 4.10
now 3.33
3.51
WHIPlower is better
JoJo Romero
1.051.55
now 1.16
1.25
Paul Blackburn
1.051.55
now 1.44
1.32

Volume · rest of season
Strikeoutshigher is better
JoJo Romero
4030.60
now 25
15
Paul Blackburn
4030.60
now 16
11
Winshigher is better
JoJo Romero
.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 & seeJoJo Romero — 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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