MLB Daily DeltaWeek 11 · June 8, 2026
Engraved portrait of Jack Leiter
Jack Leiter
TEX·P
Sell med·0.69
Change to
Engraved portrait of Walbert Ureña
Walbert Ureña
LAA·P
Sell High high·0.90
Change to

Rest of Season Projection

JackCategoryWalbert
106K 80
4.40ERA 3.30
1.35WHIP 1.45
3–6W3–6
0SV0

Current Season

JackCategoryWalbert
74K 41
4.34ERA 2.44
1.33WHIP 1.38
3W 2
0SV0

What Each Player's System Trusts

Jack Leiter
  • xeraSIGNALstable xERA 4.56 +0.46 vs league with no luck excuse
Walbert Ureña
  • babip_againstNOISEBABIP-against 0.257 suppressed and unstable — flattering the ERA
  • xeraSIGNALluck-free xERA 3.30 is 0.62 above the ERA — regression coming

Jack Leiter: 106 K / 4.40 ERA. Walbert Ureña: 80 K / 3.30 ERA. Different roster decisions — see individual verdicts.

Bare-stats comparison (narrative review pending).

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