MLB Daily DeltaWeek 20 · August 7, 2026
Aaron Bummer
KC · P
Change to
Portrait of Matt Festa
Matt Festa
CLE · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 22, 1 even. Take whoever fills a bigger need.

Head-to-head
K
ERA
WHIP
W
SV

Aaron Bummer wins 2 (ERA, WHIP); Matt Festa wins 2 (K, SV); 1 even.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Aaron Bummer
90.5
Matt Festa
92.5
Swinging-Strike %lg 11.0% · higher = better
Aaron Bummer
9.8%
Matt Festa
13.2%
Strikeout %lg 22.0% · higher = better
Aaron Bummer
15.5%
Matt Festa
25.4%
Chase %lg 28.5% · higher = better
Aaron Bummer
27.7%
Matt Festa
29.8%
Hard-Hit % Allowedlg 40.0% · lower = better
Aaron Bummer
51.7%
Matt Festa
40.7%
Barrel % Allowedlg 8.0% · lower = better
Aaron Bummer
13.3%
Matt Festa
8.9%
xwOBA Allowedlg .315 · lower = better
Aaron Bummer
.373
Matt Festa
.315
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
Aaron Bummer
28.25
lg xERA 4.10
now 8.82
3.70
Matt Festa
28.25
lg xERA 4.10
now 4.68
3.99
WHIPlower is better
Aaron Bummer
.9502.25
now 1.96
1.24
Matt Festa
.9502.25
now 1.24
1.25

Volume · rest of season
Strikeoutshigher is better
Aaron Bummer
4032.60
now 13
15
Matt Festa
4032.60
now 27
16
Winshigher is better
Aaron Bummer
.0001.48
now 1
01
Matt Festa
.0001.48
now 1
01
Saveshigher is better
Aaron Bummer
.0002.40
now 0
0
Matt Festa
.0002.40
now 1
01
If you already own them — trade angle
Hold · wait & seeAaron Bummer — hold.conf 0.50
Hold · steadyMatt Festa — hold.conf 0.60
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