MLB Daily DeltaWeek 11 · June 4, 2026
Engraved portrait of Foster Griffin
Foster Griffin
WSH·P
Sell High high·0.91
Change to
Engraved portrait of George Kirby
George Kirby
SEA·P
Hold med·0.50
Change to

Rest of Season Projection

FosterCategoryGeorge
103K 98
4.30ERA 3.45
1.25WHIP 1.30
6–14W 5–11
0SV0

Current Season

FosterCategoryGeorge
65K 59
3.76ERA3.77
1.15WHIP 1.22
6W 5
0SV0

What Each Player's System Trusts

Foster Griffin
  • babip_againstNOISEBABIP-against 0.247 suppressed and unstable — flattering the ERA
  • xeraSIGNALluck-free xERA 4.41 is 0.65 above the ERA — regression coming
George Kirby
  • xeraSIGNALskill near league average (3.45)

Foster Griffin: 103 K / 4.30 ERA. George Kirby: 98 K / 3.45 ERA. Different roster decisions — see individual verdicts.

Bare-stats comparison (narrative review pending).

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