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

Too close to call.

They split your categories 0–0, 4 even. Take whoever fills a bigger need.

Head-to-head
K
ERA
WHIP
W
SV n/a

Mark Leiter Jr. wins 0 (none); Tanner Banks wins 0 (none); 4 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Mark Leiter Jr.
92.2
Tanner Banks
92.0
Swinging-Strike %lg 11.0% · higher = better
Mark Leiter Jr.
14.0%
Tanner Banks
11.4%
Strikeout %lg 22.0% · higher = better
Mark Leiter Jr.
26.4%
Tanner Banks
21.6%
Chase %lg 28.5% · higher = better
Mark Leiter Jr.
33.8%
Tanner Banks
31.5%
Hard-Hit % Allowedlg 40.0% · lower = better
Mark Leiter Jr.
31.9%
Tanner Banks
32.8%
Barrel % Allowedlg 8.0% · lower = better
Mark Leiter Jr.
3.3%
Tanner Banks
6.7%
xwOBA Allowedlg .315 · lower = better
Mark Leiter Jr.
.316
Tanner Banks
.317
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
Mark Leiter Jr.
2.497.97
lg xERA 4.10
now 5.47
3.72
Tanner Banks
2.497.97
lg xERA 4.10
now 6.75
3.71
WHIPlower is better
Mark Leiter Jr.
.9102.39
now 1.46
1.24
Tanner Banks
.9102.39
now 2.06
1.24

Volume · rest of season
Strikeoutshigher is better
Mark Leiter Jr.
4035
now 25
0
Tanner Banks
4035
now 25
0
Winshigher is better
Mark Leiter Jr.
.000.480
now 0
0–0
Tanner Banks
.000.480
now 0
0–0

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

If you already own them — trade angle
Hold · wait & seeMark Leiter Jr. — hold.conf 0.50
Buy LowTanner Banks — buy low. The dip is a window to acquire.conf 0.90
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