MLB Daily DeltaWeek 13 · June 19, 2026
Portrait of Grayson Rodriguez
Grayson Rodriguez
LAA · P
Change to
Portrait of Peter Lambert
Peter Lambert
HOU · P
Change to
Who's more valuable, rest of season

Grayson Rodriguez.

He projects to help you in more roto categories the rest of the way — strikeouts, WHIP, and wins. Peter Lambert’s box score looks better right now, but the luck-stripped projection flips it.

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

Grayson Rodriguez wins 3 categories (K, WHIP, W); Peter Lambert wins 1 (ERA); SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Grayson Rodriguez
96.4
Peter Lambert
94.2
Swinging-Strike %lg 11.0% · higher = better
Grayson Rodriguez
9.7%
Peter Lambert
11.9%
Strikeout %lg 22.0% · higher = better
Grayson Rodriguez
19.5%
Peter Lambert
22.1%
Chase %lg 28.5% · higher = better
Grayson Rodriguez
21.2%
Peter Lambert
28.7%
Hard-Hit % Allowedlg 40.0% · lower = better
Grayson Rodriguez
51.8%
Peter Lambert
39.1%
Barrel % Allowedlg 8.0% · lower = better
Grayson Rodriguez
10.8%
Peter Lambert
6.3%
xwOBA Allowedlg .315 · lower = better
Grayson Rodriguez
.400
Peter Lambert
.294
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
Grayson Rodriguez
28.25
lg xERA 4.10
now 7.53
4.10
Peter Lambert
28.25
lg xERA 4.10
now 3.77
3.49
WHIPlower is better
Grayson Rodriguez
1.031.85
now 1.67
1.30
Peter Lambert
1.031.85
now 1.21
1.33

Volume · rest of season
Strikeoutshigher is better
Grayson Rodriguez
4099.40
now 14
75
Peter Lambert
4099.40
now 43
70
Winshigher is better
Grayson Rodriguez
.00017.40
now 2
613
Peter Lambert
.00017.40
now 4
510

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

If you already own them — trade angle
Hold · wait & seeGrayson Rodriguez — hold.conf 0.55
BuyPeter Lambert — buy.conf 0.78
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