MLB Daily DeltaWeek 13 · June 20, 2026
Portrait of Griffin Jax
Griffin Jax
TB · P
Change to
Portrait of Ron Marinaccio
Ron Marinaccio
SD · P
Change to
Who's more valuable, rest of season

Ron Marinaccio.

He projects to help you in more roto categories the rest of the way — ERA and WHIP.

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

Ron Marinaccio wins 2 categories (ERA, WHIP); Griffin Jax wins 1 (K); 1 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Griffin Jax
96.3
Ron Marinaccio
93.7
Swinging-Strike %lg 11.0% · higher = better
Griffin Jax
14.9%
Ron Marinaccio
12.9%
Strikeout %lg 22.0% · higher = better
Griffin Jax
22.3%
Ron Marinaccio
20.5%
Chase %lg 28.5% · higher = better
Griffin Jax
32.9%
Ron Marinaccio
26.9%
Hard-Hit % Allowedlg 40.0% · lower = better
Griffin Jax
40.0%
Ron Marinaccio
40.0%
Barrel % Allowedlg 8.0% · lower = better
Griffin Jax
9.6%
Ron Marinaccio
7.3%
xwOBA Allowedlg .315 · lower = better
Griffin Jax
.342
Ron Marinaccio
.323
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
Griffin Jax
3.365.16
lg xERA 4.10
now 4.76
3.85
Ron Marinaccio
3.365.16
lg xERA 4.10
now 4.06
3.76
WHIPlower is better
Griffin Jax
1.161.56
now 1.47
1.26
Ron Marinaccio
1.161.56
now 1.26
1.25

Volume · rest of season
Strikeoutshigher is better
Griffin Jax
4051.60
now 32
44
Ron Marinaccio
4051.60
now 25
36
Winshigher is better
Griffin Jax
.5202.48
now 1
12
Ron Marinaccio
.5202.48
now 1
12

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

If you already own them — trade angle
Hold · wait & seeGriffin Jax — hold.conf 0.50
Hold · wait & seeRon Marinaccio — hold.conf 0.50
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