MLB Daily DeltaWeek 11 · June 4, 2026
Engraved portrait of Riley O'Brien
Riley O'Brien
STL·P
Hold med·0.50
Change to
Engraved portrait of Seranthony Domínguez
Seranthony Domínguez
CWS·P
Sell High high·0.95
Change to

Rest of Season Projection

RileyCategorySeranthony
41K 47
3.70ERA 3.73
1.23WHIP 1.24
3–7W3–7
16–30SV 13–24

Current Season

RileyCategorySeranthony
27K 28
3.20ERA 3.97
0.99WHIP 1.15
3W3
14SV 11

What Each Player's System Trusts

Riley O'Brien
  • xeraNOISEskill near league average (3.79)
Seranthony Domínguez
  • babip_againstNOISEBABIP-against 0.196 suppressed and unstable — flattering the ERA
  • xeraNOISEluck-free xERA 5.11 is 1.14 above the ERA — regression coming

Riley O'Brien: 41 K / 3.70 ERA. Seranthony Domínguez: 47 K / 3.73 ERA. Different roster decisions — see individual verdicts.

Bare-stats comparison (narrative review pending).

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