MLB Daily DeltaWeek 11 · June 4, 2026
Engraved portrait of Jack Leiter
Jack Leiter
TEX·P
Sell med·0.66
Change to
Engraved portrait of Steven Matz
Steven Matz
TB·P
Sell High med·0.70
Change to

Rest of Season Projection

JackCategorySteven
115K 81
4.34ERA 4.49
1.33WHIP 1.32
3–7W 6–12
0SV0

Current Season

JackCategorySteven
74K 35
4.34ERA 4.67
1.33WHIP 1.24
3W 4
0SV0

What Each Player's System Trusts

Jack Leiter
  • xeraSIGNALstable xERA 4.47 +0.37 vs league with no luck excuse
Steven Matz
  • babip_againstNOISEBABIP-against 0.267 suppressed and unstable — flattering the ERA
  • xeraNOISEluck-free xERA 5.85 is 0.37 above the ERA — regression coming

Jack Leiter: 115 K / 4.34 ERA. Steven Matz: 81 K / 4.49 ERA. Different roster decisions — see individual verdicts.

Bare-stats comparison (narrative review pending).

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