MLB Daily DeltaWeek 13 · June 19, 2026
Matt Waldron
SD · P
Change to
Portrait of Tatsuya Imai
Tatsuya Imai
HOU · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 22. Take whoever fills a bigger need.

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

Matt Waldron wins 2 (ERA, WHIP); Tatsuya Imai wins 2 (K, W); SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Matt Waldron
91.9
Tatsuya Imai
94.8
Swinging-Strike %lg 11.0% · higher = better
Matt Waldron
8.8%
Tatsuya Imai
12.8%
Strikeout %lg 22.0% · higher = better
Matt Waldron
20.0%
Tatsuya Imai
23.6%
Chase %lg 28.5% · higher = better
Matt Waldron
31.7%
Tatsuya Imai
25.6%
Hard-Hit % Allowedlg 40.0% · lower = better
Matt Waldron
39.2%
Tatsuya Imai
45.7%
Barrel % Allowedlg 8.0% · lower = better
Matt Waldron
7.6%
Tatsuya Imai
8.7%
xwOBA Allowedlg .315 · lower = better
Matt Waldron
.306
Tatsuya Imai
.345
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
Matt Waldron
2.338.25
lg xERA 4.10
now 8.49
4.09
Tatsuya Imai
2.338.25
lg xERA 4.10
now 5.52
4.17
WHIPlower is better
Matt Waldron
1.141.87
now 1.71
1.30
Tatsuya Imai
1.141.87
now 1.36
1.33

Volume · rest of season
Strikeoutshigher is better
Matt Waldron
4080.80
now 22
63
Tatsuya Imai
4080.80
now 28
64
Winshigher is better
Matt Waldron
.0009.40
now 1
24
Tatsuya Imai
.0009.40
now 2
37

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

If you already own them — trade angle
Buy LowMatt Waldron — buy low. The dip is a window to acquire.conf 0.90
Hold · wait & seeTatsuya Imai — hold.conf 0.50
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