MLB Daily DeltaWeek 17 · July 19, 2026
Portrait of Blake Treinen
Blake Treinen
LAD · P
Change to
Portrait of Mason Montgomery
Mason Montgomery
PIT · 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

Blake Treinen wins 1 (SV); Mason Montgomery wins 1 (K); 3 even.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Blake Treinen
94.6
Mason Montgomery
98.2
Swinging-Strike %lg 11.0% · higher = better
Blake Treinen
12.3%
Mason Montgomery
15.6%
Strikeout %lg 22.0% · higher = better
Blake Treinen
25.0%
Mason Montgomery
34.8%
Chase %lg 28.5% · higher = better
Blake Treinen
35.5%
Mason Montgomery
31.1%
Hard-Hit % Allowedlg 40.0% · lower = better
Blake Treinen
42.2%
Mason Montgomery
40.7%
Barrel % Allowedlg 8.0% · lower = better
Blake Treinen
12.5%
Mason Montgomery
9.3%
xwOBA Allowedlg .315 · lower = better
Blake Treinen
.348
Mason Montgomery
.280
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
Blake Treinen
2.724.25
lg xERA 4.10
now 3.06
3.70
Mason Montgomery
2.724.25
lg xERA 4.10
now 3.91
3.69
WHIPlower is better
Blake Treinen
1.171.33
now 1.25
1.24
Mason Montgomery
1.171.33
now 1.26
1.24

Volume · rest of season
Strikeoutshigher is better
Blake Treinen
4035.60
now 18
19
Mason Montgomery
4035.60
now 30
26
Winshigher is better
Blake Treinen
.0002.80
now 1
12
Mason Montgomery
.0002.80
now 1
01
Saveshigher is better
Blake Treinen
.0003.40
now 1
02
Mason Montgomery
.0003.40
now 0
0
If you already own them — trade angle
Hold · wait & seeBlake Treinen — hold.conf 0.50
Buy LowMason Montgomery — buy low. The dip is a window to acquire.conf 0.88
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