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 Mitch Keller
Mitch Keller
PIT·P
Hold med·0.50
Change to

Rest of Season Projection

JackCategoryMitch
115K 89
4.34ERA 4.26
1.33WHIP1.33
3–7W 5–11
0SV0

Current Season

JackCategoryMitch
74K 51
4.34ERA4.35
1.33WHIP 1.17
3W 5
0SV0

What Each Player's System Trusts

Jack Leiter
  • xeraSIGNALstable xERA 4.47 +0.37 vs league with no luck excuse
Mitch Keller
  • xeraSIGNALskill near league average (4.35)

Jack Leiter: 115 K / 4.34 ERA. Mitch Keller: 89 K / 4.26 ERA. Different roster decisions — see individual verdicts.

Bare-stats comparison (narrative review pending).

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