MLB Daily DeltaWeek 20 · August 8, 2026
Portrait of Mitchell Parker
Mitchell Parker
WSH · P
Change to
Portrait of Will Klein
Will Klein
LAD · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 11, 3 even. Take whoever fills a bigger need.

Head-to-head
K
ERA
WHIP
W
SV

Mitchell Parker wins 1 (K); Will Klein wins 1 (ERA); 3 even.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Mitchell Parker
93.6
Will Klein
97.5
Swinging-Strike %lg 11.0% · higher = better
Mitchell Parker
14.1%
Will Klein
10.3%
Strikeout %lg 22.0% · higher = better
Mitchell Parker
19.1%
Will Klein
25.9%
Chase %lg 28.5% · higher = better
Mitchell Parker
32.0%
Will Klein
28.5%
Hard-Hit % Allowedlg 40.0% · lower = better
Mitchell Parker
41.9%
Will Klein
37.9%
Barrel % Allowedlg 8.0% · lower = better
Mitchell Parker
8.5%
Will Klein
2.6%
xwOBA Allowedlg .315 · lower = better
Mitchell Parker
.347
Will Klein
.288
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
Mitchell Parker
26.64
lg xERA 4.10
now 5.28
3.82
Will Klein
26.64
lg xERA 4.10
now 1.88
3.69
WHIPlower is better
Mitchell Parker
.9601.33
now 1.17
1.25
Will Klein
.9601.33
now 1.04
1.25

Volume · rest of season
Strikeoutshigher is better
Mitchell Parker
4031.60
now 26
18
Will Klein
4031.60
now 25
16
Winshigher is better
Mitchell Parker
.0002.80
now 2
12
Will Klein
.0002.80
now 1
01
Saveshigher is better
Mitchell Parker
.0002.40
now 1
01
Will Klein
.0002.40
now 1
01
If you already own them — trade angle
Hold · wait & seeMitchell Parker — hold.conf 0.55
Hold · wait & seeWill Klein — hold.conf 0.50
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