MLB Daily DeltaWeek 19 · August 4, 2026
Portrait of Mitchell Parker
Mitchell Parker
WSH · P
Change to
Portrait of Tim Mayza
Tim Mayza
PHI · P
Change to
Who's more valuable, rest of season

Mitchell Parker.

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

Head-to-head
K
ERA
WHIP
W
SV

Mitchell Parker wins 3 categories (K, W, SV); Tim Mayza wins 2 (ERA, WHIP).

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Mitchell Parker
93.6
Tim Mayza
94.7
Swinging-Strike %lg 11.0% · higher = better
Mitchell Parker
14.1%
Tim Mayza
10.8%
Strikeout %lg 22.0% · higher = better
Mitchell Parker
19.1%
Tim Mayza
24.9%
Chase %lg 28.5% · higher = better
Mitchell Parker
32.0%
Tim Mayza
27.8%
Hard-Hit % Allowedlg 40.0% · lower = better
Mitchell Parker
41.9%
Tim Mayza
45.4%
Barrel % Allowedlg 8.0% · lower = better
Mitchell Parker
8.5%
Tim Mayza
7.1%
xwOBA Allowedlg .315 · lower = better
Mitchell Parker
.347
Tim Mayza
.284
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
2.556.06
lg xERA 4.10
now 5.28
3.82
Tim Mayza
2.556.06
lg xERA 4.10
now 3.62
3.33
WHIPlower is better
Mitchell Parker
.9001.35
now 1.17
1.25
Tim Mayza
.9001.35
now 0.99
1.20

Volume · rest of season
Strikeoutshigher is better
Mitchell Parker
4031.60
now 26
19
Tim Mayza
4031.60
now 26
16
Winshigher is better
Mitchell Parker
.0002.80
now 2
12
Tim Mayza
.0002.80
now 1
01
Saveshigher is better
Mitchell Parker
.0002.40
now 1
11
Tim Mayza
.0002.40
now 0
0
If you already own them — trade angle
Hold · wait & seeMitchell Parker — hold.conf 0.55
BuyTim Mayza — buy.conf 0.83
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