MLB Daily DeltaWeek 27 · September 27, 2026
week 27
this weekNO CALL
last weekNO CALL

Zach Eflin

data as of September 27, 2026·week 27
ON THE 60-DAY IL
No Call Yet sample too small to call.low 0.00

Not enough sample yet

17 TBF so far — check back when contact quality stabilizes (~50 batted balls). The system declines to call this player until at least one metric has cleared its reliability threshold.

Drivers

    metric · nowrolling trajectoryvs. leaguestabilized?
    Hard-Hit % Allowed75.0%
    75.0%*
    lg avg 40.0% ▲+35.0%vs his norm —Hard-Hit % Allowed is above the ~40.0% league average — expect it to fall.
    8 / 50 BBE
    Barrel % Allowed25.0%
    25.0%*
    lg avg 8.0% ▲+17.0%vs his norm —Barrel % Allowed is above the ~8.0% league average — expect it to fall.
    8 / 60 BBE
    xwOBA Allowed.307
    .307*
    lg avg .315 ▼−.008vs his norm —xwOBA Allowed is below the ~.315 league average — expect it to rise.
    17 / 200 TBF
    xERA3.97
    3.97*
    lg avg 4.10 ▼−0.13vs his norm —xERA is below the ~4.10 league average — expect it to rise.
    17 / 200 TBF
    ERA2.46
    2.46*
    lg avg 4.10 ▼−1.64vs his norm —ERA is below the ~4.10 league average — expect it to rise.
    3.7 / 200 IP
    Strikeout %41.2%
    norm41.2%*
    lg avg 22.0% ▲+19.2%vs his norm +20.6% ▲Strikeout % is above his ~20.6% norm — expect it to fall.
    17 / 70 TBF
    Walk %11.8%
    norm11.8%*
    lg avg 8.0% ▲+3.8%vs his norm +6.9% ▲Walk % is above his ~4.9% norm — expect it to fall.
    17 / 170 TBF
    BABIP Against.429
    .429*
    lg avg .295 ▲+.134vs his norm —BABIP Against is above the ~.295 league average — expect it to fall.
    8 / 800 BIP
    Swinging-Strike %16.2%
    16.2%*
    lg avg 11.0% ▲+5.2%vs his norm —Swinging-Strike % is above the ~11.0% league average — expect it to fall.
    17 / 60 TBF
    Chase %25.0%
    25.0%*
    lg avg 28.5% ▼−3.5%vs his norm —Chase % is below the ~28.5% league average — expect it to rise.
    17 / 60 TBF
    Fastball Velo91.9 mph
    91.9 mph*
    lg avg 94.0 mph ▼−2.1 mphvs his norm —
    74 / 50 PITCHES

    5×5 ROS Outlook

    ROS Outlook — not yet projected (no category has stabilized).

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