MLB Daily DeltaWeek 27 · September 27, 2026
Portrait of Lake Bachar
Lake Bachar
PIT · P
Change to
Portrait of Mark Leiter Jr.
Mark Leiter Jr.
ATH · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 1–1, 2 even. Take whoever fills a bigger need.

Head-to-head
K
◀
ERA
WHIP
▶
W
SV n/a

Lake Bachar wins 1 (ERA); Mark Leiter Jr. wins 1 (WHIP); 2 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Lake Bachar
94.4
Mark Leiter Jr.
92.2
Swinging-Strike %lg 11.0% · higher = better
Lake Bachar
13.4%
Mark Leiter Jr.
14.0%
Strikeout %lg 22.0% · higher = better
Lake Bachar
25.3%
Mark Leiter Jr.
26.4%
Chase %lg 28.5% · higher = better
Lake Bachar
28.6%
Mark Leiter Jr.
33.8%
Hard-Hit % Allowedlg 40.0% · lower = better
Lake Bachar
34.4%
Mark Leiter Jr.
31.9%
Barrel % Allowedlg 8.0% · lower = better
Lake Bachar
7.7%
Mark Leiter Jr.
3.3%
xwOBA Allowedlg .315 · lower = better
Lake Bachar
.289
Mark Leiter Jr.
.316
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
Lake Bachar
2.706.26
lg xERA 4.10
now 3.77
3.49
Mark Leiter Jr.
2.706.26
lg xERA 4.10
now 5.47
3.72
WHIPlower is better
Lake Bachar
.9001.64
now 1.01
1.28
Mark Leiter Jr.
.9001.64
now 1.46
1.24

Volume · rest of season
Strikeoutshigher is better
Lake Bachar
4044.80
now 32
0
Mark Leiter Jr.
4044.80
now 25
0
Winshigher is better
Lake Bachar
.000.480
now 0
0–0
Mark Leiter Jr.
.000.480
now 0
0–0

SV — not applicable. Both pitch out of the rotation.

If you already own them — trade angle
BuyLake Bachar — buy.conf 0.78
Hold · wait & seeMark Leiter Jr. — hold.conf 0.50
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