MLB Daily DeltaWeek 19 · August 3, 2026
Aaron Bummer
KC · P
Change to
Portrait of Tyler Alexander
Tyler Alexander
TEX · 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 (K, WHIP); Tyler Alexander wins 2 (ERA, SV); 1 even.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Aaron Bummer
90.5
Tyler Alexander
91.9
Swinging-Strike %lg 11.0% · higher = better
Aaron Bummer
10.6%
Tyler Alexander
10.1%
Strikeout %lg 22.0% · higher = better
Aaron Bummer
16.9%
Tyler Alexander
20.2%
Chase %lg 28.5% · higher = better
Aaron Bummer
27.4%
Tyler Alexander
32.3%
Hard-Hit % Allowedlg 40.0% · lower = better
Aaron Bummer
54.7%
Tyler Alexander
34.7%
Barrel % Allowedlg 8.0% · lower = better
Aaron Bummer
15.1%
Tyler Alexander
4.1%
xwOBA Allowedlg .315 · lower = better
Aaron Bummer
.386
Tyler Alexander
.286
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
Tyler Alexander
28.25
lg xERA 4.10
now 3.12
3.38
WHIPlower is better
Aaron Bummer
.9502.25
now 1.96
1.24
Tyler Alexander
.9502.25
now 1.38
1.30

Volume · rest of season
Strikeoutshigher is better
Aaron Bummer
4026.60
now 13
16
Tyler Alexander
4026.60
now 21
13
Winshigher is better
Aaron Bummer
.0001.48
now 1
01
Tyler Alexander
.0001.48
now 1
01
Saveshigher is better
Aaron Bummer
.0003.40
now 0
0
Tyler Alexander
.0003.40
now 2
02
If you already own them — trade angle
Hold · wait & seeAaron Bummer — hold.conf 0.50
BuyTyler Alexander — buy.conf 0.82
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