MLB Daily DeltaWeek 12 · June 13, 2026
Cionel Pérez
NYM·P
Sell High high·0.95
Change to
Engraved portrait of Ryne Stanek
Ryne Stanek
STL·P
Buy Low high·0.88
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Rest of Season Projection

CionelCategoryRyne
21K 44
3.70ERA3.71
1.24WHIP 1.25
2–6W 1–2
0SV 1–3

Current Season

CionelCategoryRyne
10K 30
5.82ERA 5.56
1.59WHIP 1.76
2W 1
0SV 1

What Each Player's System Trusts

Cionel Pérez
  • babip_againstNOISEBABIP-against 0.274 suppressed and unstable — flattering the ERA
  • xeraNOISEluck-free xERA 7.47 is 2.41 above the ERA — regression coming
Ryne Stanek
  • xeraNOISEluck-free xERA 3.91 sits 0.19 below league — a real arm the ERA is hiding
  • babip_againstNOISEBABIP-against 0.323 elevated and unstable — bloating the ERA

Cionel Pérez: 21 K / 3.70 ERA. Ryne Stanek: 45 K / 3.71 ERA. Different roster decisions — see individual verdicts.

Bare-stats comparison (narrative review pending).

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