MLB Daily DeltaWeek 25 · September 10, 2026
Portrait of Trevor McDonald
Trevor McDonald
SF · P
Change to
Portrait of Will Warren
Will Warren
NYY · P
Change to
Who's more valuable, rest of season

Will Warren.

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

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

Will Warren wins 2 categories (K, WHIP); Trevor McDonald 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
Trevor McDonald
94.0
Will Warren
93.7
Swinging-Strike %lg 11.0% · higher = better
Trevor McDonald
9.5%
Will Warren
9.8%
Strikeout %lg 22.0% · higher = better
Trevor McDonald
18.4%
Will Warren
22.4%
Chase %lg 28.5% · higher = better
Trevor McDonald
29.3%
Will Warren
28.8%
Hard-Hit % Allowedlg 40.0% · lower = better
Trevor McDonald
37.8%
Will Warren
44.4%
Barrel % Allowedlg 8.0% · lower = better
Trevor McDonald
4.1%
Will Warren
7.6%
xwOBA Allowedlg .315 · lower = better
Trevor McDonald
.311
Will Warren
.327
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
Trevor McDonald
2.764.84
lg xERA 4.10
now 4.34
4.06
Will Warren
2.764.84
lg xERA 4.10
now 3.22
4.38
WHIPlower is better
Trevor McDonald
.9601.46
now 1.07
1.35
Will Warren
.9601.46
now 1.20
1.34

Volume · rest of season
Strikeoutshigher is better
Trevor McDonald
4093.20
now 27
12
Will Warren
4093.20
now 70
14
Winshigher is better
Trevor McDonald
.0009.40
now 2
11
Will Warren
.0009.40
now 7
12

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

If you already own them — trade angle
Hold · steadyTrevor McDonald — hold.conf 0.60
SellWill Warren — sell.conf 0.68
Tweet