MLB Daily DeltaWeek 11 · June 4, 2026
Engraved portrait of Marcelo Mayer
Marcelo Mayer
BOS·2B
Sell med·0.66
Change to
Engraved portrait of Michael Massey
Michael Massey
KC·2B
Hold med·0.50
Change to

Rest of Season Projection

MarceloCategoryMichael
10HR 9
29R 32
24RBI 36
6SB 2
.215AVG .212

Current Season

MarceloCategoryMichael
2HR 5
16R 14
13RBI 16
3SB 1
.224AVG .250

What Each Player's System Trusts

Marcelo Mayer
  • xwobaSIGNALstable xwOBA 0.260 below league with no luck excuse
Michael Massey
  • xwobaNOISEskill near league average (0.277)

Marcelo Mayer: 10 HR / 29 R. Michael Massey: 9 HR / 32 R. Different roster decisions — see individual verdicts.

Bare-stats comparison (narrative review pending).

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