MLB Daily DeltaWeek 18 · July 27, 2026
Portrait of Foster Griffin
Foster Griffin
WSH · P
Change to
Portrait of Nathan Eovaldi
Nathan Eovaldi
TEX · P
Change to
Who's more valuable, rest of season

Foster Griffin.

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

Foster Griffin wins 2 categories (ERA, WHIP); Nathan Eovaldi wins 0 (none); 2 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Foster Griffin
91.4
Nathan Eovaldi
94.6
Swinging-Strike %lg 11.0% · higher = better
Foster Griffin
12.0%
Nathan Eovaldi
16.1%
Strikeout %lg 22.0% · higher = better
Foster Griffin
22.6%
Nathan Eovaldi
25.6%
Chase %lg 28.5% · higher = better
Foster Griffin
33.4%
Nathan Eovaldi
36.8%
Hard-Hit % Allowedlg 40.0% · lower = better
Foster Griffin
36.9%
Nathan Eovaldi
40.2%
Barrel % Allowedlg 8.0% · lower = better
Foster Griffin
9.1%
Nathan Eovaldi
8.5%
xwOBA Allowedlg .315 · lower = better
Foster Griffin
.306
Nathan Eovaldi
.307
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
Foster Griffin
3.544.17
lg xERA 4.10
now 3.76
3.92
Nathan Eovaldi
3.544.17
lg xERA 4.10
now 3.93
3.95
WHIPlower is better
Foster Griffin
1.041.24
now 1.15
1.15
Nathan Eovaldi
1.041.24
now 1.11
1.17

Volume · rest of season
Strikeoutshigher is better
Foster Griffin
40.4074.60
now 65
48
Nathan Eovaldi
40.4074.60
now 67
48
Winshigher is better
Foster Griffin
.4007.60
now 6
36
Nathan Eovaldi
.4007.60
now 5
25

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

If you already own them — trade angle
Sell HighFoster Griffin — sell high. His value is peaking; good time to trade him.conf 0.95
Hold · steadyNathan Eovaldi — hold.conf 0.60
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