MLB Daily DeltaWeek 27 · September 29, 2026
Portrait of Janson Junk
Janson Junk
MIA · P
Change to
Portrait of Trevor McDonald
Trevor McDonald
SF · 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

Janson Junk wins 1 (WHIP); Trevor McDonald wins 1 (ERA); 2 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Janson Junk
94.1
Trevor McDonald
94.0
Swinging-Strike %lg 11.0% · higher = better
Janson Junk
7.8%
Trevor McDonald
9.5%
Strikeout %lg 22.0% · higher = better
Janson Junk
17.0%
Trevor McDonald
18.4%
Chase %lg 28.5% · higher = better
Janson Junk
28.2%
Trevor McDonald
29.3%
Hard-Hit % Allowedlg 40.0% · lower = better
Janson Junk
38.4%
Trevor McDonald
37.8%
Barrel % Allowedlg 8.0% · lower = better
Janson Junk
7.3%
Trevor McDonald
4.1%
xwOBA Allowedlg .315 · lower = better
Janson Junk
.315
Trevor McDonald
.311
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
Janson Junk
3.815.08
lg xERA 4.10
now 4.80
4.17
Trevor McDonald
3.815.08
lg xERA 4.10
now 4.34
4.09
WHIPlower is better
Janson Junk
.9601.46
now 1.30
1.34
Trevor McDonald
.9601.46
now 1.07
1.35

Volume · rest of season
Strikeoutshigher is better
Janson Junk
4060.20
now 43
0
Trevor McDonald
4060.20
now 27
0
Winshigher is better
Janson Junk
.0004.20
now 3
0–0
Trevor McDonald
.0004.20
now 2
0–0

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

If you already own them — trade angle
Hold · steadyJanson Junk — hold.conf 0.60
Hold · steadyTrevor McDonald — hold.conf 0.60
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