MLB Daily DeltaWeek 18 · July 23, 2026
Portrait of Enyel De Los Santos
Enyel De Los Santos
HOU · 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 11, 3 even. Take whoever fills a bigger need.

Head-to-head
K
ERA
WHIP
W
SV

Enyel De Los Santos wins 1 (ERA); Mark Leiter Jr. wins 1 (K); 3 even.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Enyel De Los Santos
95.0
Mark Leiter Jr.
92.2
Swinging-Strike %lg 11.0% · higher = better
Enyel De Los Santos
15.3%
Mark Leiter Jr.
14.0%
Strikeout %lg 22.0% · higher = better
Enyel De Los Santos
22.8%
Mark Leiter Jr.
26.4%
Chase %lg 28.5% · higher = better
Enyel De Los Santos
31.7%
Mark Leiter Jr.
33.8%
Hard-Hit % Allowedlg 40.0% · lower = better
Enyel De Los Santos
36.5%
Mark Leiter Jr.
31.9%
Barrel % Allowedlg 8.0% · lower = better
Enyel De Los Santos
5.8%
Mark Leiter Jr.
3.3%
xwOBA Allowedlg .315 · lower = better
Enyel De Los Santos
.287
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
Enyel De Los Santos
2.676.27
lg xERA 4.10
now 3.47
3.69
Mark Leiter Jr.
2.676.27
lg xERA 4.10
now 5.47
3.72
WHIPlower is better
Enyel De Los Santos
.9001.63
now 1.03
1.24
Mark Leiter Jr.
.9001.63
now 1.46
1.24

Volume · rest of season
Strikeoutshigher is better
Enyel De Los Santos
4030.60
now 22
19
Mark Leiter Jr.
4030.60
now 25
20
Winshigher is better
Enyel De Los Santos
.000.480
now 0
00
Mark Leiter Jr.
.000.480
now 0
00
Saveshigher is better
Enyel De Los Santos
.6005.40
now 4
24
Mark Leiter Jr.
.6005.40
now 4
24
If you already own them — trade angle
Hold · wait & seeEnyel De Los Santos — hold.conf 0.50
Hold · wait & seeMark Leiter Jr. — hold.conf 0.50
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