MLB Daily DeltaWeek 20 · August 9, 2026
Portrait of Devin Williams
Devin Williams
NYM · P
Change to
Portrait of Didier Fuentes
Didier Fuentes
ATL · P
Change to
Who's more valuable, rest of season

Didier Fuentes.

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

Head-to-head
K
ERA
WHIP
W
SV

Didier Fuentes wins 3 categories (ERA, WHIP, W); Devin Williams wins 2 (K, SV).

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Devin Williams
93.9
Didier Fuentes
97.2
Swinging-Strike %lg 11.0% · higher = better
Devin Williams
17.7%
Didier Fuentes
15.1%
Strikeout %lg 22.0% · higher = better
Devin Williams
28.7%
Didier Fuentes
30.7%
Chase %lg 28.5% · higher = better
Devin Williams
39.0%
Didier Fuentes
30.9%
Hard-Hit % Allowedlg 40.0% · lower = better
Devin Williams
29.2%
Didier Fuentes
35.8%
Barrel % Allowedlg 8.0% · lower = better
Devin Williams
4.7%
Didier Fuentes
4.9%
xwOBA Allowedlg .315 · lower = better
Devin Williams
.282
Didier Fuentes
.269
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
Devin Williams
26.45
lg xERA 4.10
now 5.40
3.70
Didier Fuentes
26.45
lg xERA 4.10
now 2.78
2.97
WHIPlower is better
Devin Williams
.9201.73
now 1.55
1.24
Didier Fuentes
.9201.73
now 1.10
1.17

Volume · rest of season
Strikeoutshigher is better
Devin Williams
4036.60
now 31
24
Didier Fuentes
4036.60
now 27
17
Winshigher is better
Devin Williams
.0005.20
now 3
13
Didier Fuentes
.0005.20
now 4
24
Saveshigher is better
Devin Williams
.00011.20
now 8
47
Didier Fuentes
.00011.20
now 0
0
If you already own them — trade angle
Buy LowDevin Williams — buy low. The dip is a window to acquire.conf 0.90
BuyDidier Fuentes — buy.conf 0.92
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