MLB Daily DeltaWeek 19 · July 31, 2026
Portrait of Cooper Criswell
Cooper Criswell
SEA · P
Change to
Portrait of Mason Miller
Mason Miller
SD · P
Change to
Who's more valuable, rest of season

Mason Miller.

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

Head-to-head
K
ERA
WHIP
W
SV

Mason Miller wins 4 categories (K, ERA, WHIP, SV); Cooper Criswell wins 0 (none); 1 even.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Cooper Criswell
91.0
Mason Miller
101.4
Swinging-Strike %lg 11.0% · higher = better
Cooper Criswell
10.6%
Mason Miller
23.0%
Strikeout %lg 22.0% · higher = better
Cooper Criswell
19.0%
Mason Miller
49.4%
Chase %lg 28.5% · higher = better
Cooper Criswell
36.8%
Mason Miller
38.0%
Hard-Hit % Allowedlg 40.0% · lower = better
Cooper Criswell
36.0%
Mason Miller
26.8%
Barrel % Allowedlg 8.0% · lower = better
Cooper Criswell
4.5%
Mason Miller
2.8%
xwOBA Allowedlg .315 · lower = better
Cooper Criswell
.286
Mason Miller
.176
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
Cooper Criswell
24.86
lg xERA 4.10
now 3.08
3.68
Mason Miller
24.86
lg xERA 4.10
now 0.72
3.59
WHIPlower is better
Cooper Criswell
.9001.41
now 1.10
1.25
Mason Miller
.9001.41
now 0.84
1.23

Volume · rest of season
Strikeoutshigher is better
Cooper Criswell
4063.80
now 19
12
Mason Miller
4063.80
now 49
31
Winshigher is better
Cooper Criswell
.0002.80
now 2
12
Mason Miller
.0002.80
now 1
01
Saveshigher is better
Cooper Criswell
.00023.80
now 1
01
Mason Miller
.00023.80
now 17
815
If you already own them — trade angle
Hold · wait & seeCooper Criswell — hold.conf 0.50
Hold · wait & seeMason Miller — hold.conf 0.50
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