MLB Daily DeltaWeek 25 · September 10, 2026
Portrait of Mason Miller
Mason Miller
SD · P
Change to
Reiver Sanmartin
SF · P
Change to
Who's more valuable, rest of season

Mason Miller.

He projects to help you in more roto categories the rest of the way — strikeouts, ERA, WHIP, and saves.

Head-to-head
K
ERA
WHIP
W
SV

Mason Miller wins 4 categories (K, ERA, WHIP, SV); Reiver Sanmartin wins 1 (W).

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Mason Miller
101.5
Reiver Sanmartin
92.2
Swinging-Strike %lg 11.0% · higher = better
Mason Miller
21.9%
Reiver Sanmartin
10.2%
Strikeout %lg 22.0% · higher = better
Mason Miller
48.5%
Reiver Sanmartin
18.2%
Chase %lg 28.5% · higher = better
Mason Miller
36.6%
Reiver Sanmartin
32.8%
Hard-Hit % Allowedlg 40.0% · lower = better
Mason Miller
28.9%
Reiver Sanmartin
36.4%
Barrel % Allowedlg 8.0% · lower = better
Mason Miller
5.2%
Reiver Sanmartin
10.6%
xwOBA Allowedlg .315 · lower = better
Mason Miller
.187
Reiver Sanmartin
.305
stabilized — trust it · small sample yet · dashed = league avg · right = better
05

The tape

Rest-of-season projection · bold = leads
rest-of-season projection current season projection range
Rate · earned-run quality
ERAlower is better
Mason Miller
26.01
lg xERA 4.10
now 0.72
1.48
Reiver Sanmartin
26.01
lg xERA 4.10
now 4.50
3.70
WHIPlower is better
Mason Miller
.9001.40
now 0.84
0.95
Reiver Sanmartin
.9001.40
now 1.00
1.24

Volume · rest of season
Strikeoutshigher is better
Mason Miller
4067.80
now 49
9
Reiver Sanmartin
4067.80
now 2
6
Winshigher is better
Mason Miller
.0005.60
now 1
00
Reiver Sanmartin
.0005.60
now 1
24
Saveshigher is better
Mason Miller
.00023.80
now 17
24
Reiver Sanmartin
.00023.80
now 0
0
If you already own them — trade angle
BuyMason Miller — buy.conf 0.92
Hold · wait & seeReiver Sanmartin — hold.conf 0.50
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