MLB Daily DeltaWeek 12 · June 13, 2026
Engraved portrait of Colin Rea
Colin Rea
CHC·P
Sell high·0.90
Change to
Engraved portrait of Tyler Mahle
Tyler Mahle
SF·P
Buy Low high·0.90
Change to

Rest of Season Projection

ColinCategoryTyler
79K 94
5.23ERA 4.05
1.39WHIP 1.38
5–11W 1–2
0SV0

Current Season

ColinCategoryTyler
49K 57
4.70ERA 6.04
1.37WHIP 1.54
5W 1
1SV 0

What Each Player's System Trusts

Colin Rea
  • xeraSIGNALstable xERA 5.84 +1.74 vs league with no luck excuse
Tyler Mahle
  • xeraSIGNALluck-free xERA 4.05 sits 0.05 below league — a real arm the ERA is hiding
  • babip_againstNOISEBABIP-against 0.335 elevated and unstable — bloating the ERA

Colin Rea: 80 K / 5.22 ERA. Tyler Mahle: 95 K / 4.04 ERA. Different roster decisions — see individual verdicts.

Bare-stats comparison (narrative review pending).

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