MLB Daily DeltaWeek 15 · July 7, 2026
Jake Irvin
WSH · P
Change to
Portrait of Kumar Rocker
Kumar Rocker
TEX · P
Change to
Who's more valuable, rest of season

Jake Irvin.

He projects to help you in more roto categories the rest of the way — strikeouts and WHIP. Kumar Rocker’s box score looks better right now, but the luck-stripped projection flips it.

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

Jake Irvin wins 2 categories (K, WHIP); Kumar Rocker wins 1 (ERA); 1 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Jake Irvin
92.9
Kumar Rocker
94.4
Swinging-Strike %lg 11.0% · higher = better
Jake Irvin
11.8%
Kumar Rocker
12.1%
Strikeout %lg 22.0% · higher = better
Jake Irvin
25.4%
Kumar Rocker
20.4%
Chase %lg 28.5% · higher = better
Jake Irvin
25.0%
Kumar Rocker
31.0%
Hard-Hit % Allowedlg 40.0% · lower = better
Jake Irvin
45.8%
Kumar Rocker
42.5%
Barrel % Allowedlg 8.0% · lower = better
Jake Irvin
12.0%
Kumar Rocker
7.5%
xwOBA Allowedlg .315 · lower = better
Jake Irvin
.349
Kumar Rocker
.330
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
Jake Irvin
2.865.91
lg xERA 4.10
now 5.23
4.82
Kumar Rocker
2.865.91
lg xERA 4.10
now 3.54
4.41
WHIPlower is better
Jake Irvin
1.251.44
now 1.35
1.33
Kumar Rocker
1.251.44
now 1.32
1.37

Volume · rest of season
Strikeoutshigher is better
Jake Irvin
4069.20
now 58
62
Kumar Rocker
4069.20
now 44
51
Winshigher is better
Jake Irvin
1.523.48
now 2
23
Kumar Rocker
1.523.48
now 2
23

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

If you already own them — trade angle
SellJake Irvin — sell.conf 0.88
SellKumar Rocker — sell.conf 0.69
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