MLB Daily DeltaWeek 19 · July 30, 2026
Portrait of Luis Medina
Luis Medina
ATH · P
Change to
Portrait of Ron Marinaccio
Ron Marinaccio
PIT · 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 — strikeouts and WHIP. Luis Medina’s box score looks better right now, but the luck-stripped projection flips it.

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

Ron Marinaccio wins 2 categories (K, WHIP); Luis Medina 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
Luis Medina
97.5
Ron Marinaccio
93.8
Swinging-Strike %lg 11.0% · higher = better
Luis Medina
13.2%
Ron Marinaccio
12.3%
Strikeout %lg 22.0% · higher = better
Luis Medina
26.9%
Ron Marinaccio
18.3%
Chase %lg 28.5% · higher = better
Luis Medina
24.6%
Ron Marinaccio
26.6%
Hard-Hit % Allowedlg 40.0% · lower = better
Luis Medina
38.8%
Ron Marinaccio
40.6%
Barrel % Allowedlg 8.0% · lower = better
Luis Medina
7.8%
Ron Marinaccio
7.7%
xwOBA Allowedlg .315 · lower = better
Luis Medina
.324
Ron Marinaccio
.339
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
Luis Medina
2.235.15
lg xERA 4.10
now 2.88
4.19
Ron Marinaccio
2.235.15
lg xERA 4.10
now 4.06
4.50
WHIPlower is better
Luis Medina
1.131.45
now 1.20
1.38
Ron Marinaccio
1.131.45
now 1.26
1.37

Volume · rest of season
Strikeoutshigher is better
Luis Medina
4032.60
now 27
19
Ron Marinaccio
4032.60
now 25
21
Winshigher is better
Luis Medina
.0001.48
now 1
01
Ron Marinaccio
.0001.48
now 1
01

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

If you already own them — trade angle
SellLuis Medina — sell.conf 0.66
SellRon Marinaccio — sell.conf 0.80
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