MLB Daily DeltaWeek 11 · June 5, 2026
Engraved portrait of Jack Leiter
Jack Leiter
TEX·P
Sell med·0.66
Change to
Engraved portrait of Nick Martinez
Nick Martinez
TB·P
Sell med·0.67
Change to

Rest of Season Projection

JackCategoryNick
112K 72
4.35ERA4.37
1.33WHIP 1.31
3–7W 5–11
0SV0

Current Season

JackCategoryNick
74K 41
4.34ERA 1.62
1.33WHIP 1.11
3W 5
0SV0

What Each Player's System Trusts

Jack Leiter
  • xeraSIGNALstable xERA 4.48 +0.38 vs league with no luck excuse
Nick Martinez
  • xeraSIGNALstable xERA 4.51 +0.41 vs league with no luck excuse
  • p_k_pctSIGNALstrikeout rate 14% is stable and well below league — limits the ceiling

Jack Leiter: 112 K / 4.35 ERA. Nick Martinez: 72 K / 4.37 ERA. Different roster decisions — see individual verdicts.

Bare-stats comparison (narrative review pending).

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