MLB Daily DeltaWeek 20 · August 7, 2026
Portrait of Ethan Roberts
Ethan Roberts
CHC · P
Change to
Michael Rucker
SEA · P
Change to
Who's more valuable, rest of season

Michael Rucker.

He projects to help you in more roto categories the rest of the way — strikeouts. Ethan Roberts’s box score looks better right now, but it’s built on luck that won’t hold.

Head-to-head
K
ERA
WHIP
W
SV n/a

Michael Rucker wins 1 categories (K); Ethan Roberts wins 0 (none); 3 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Ethan Roberts
93.6
Michael Rucker
96.0
Swinging-Strike %lg 11.0% · higher = better
Ethan Roberts
9.8%
Michael Rucker
13.1%
Strikeout %lg 22.0% · higher = better
Ethan Roberts
15.5%
Michael Rucker
27.5%
Chase %lg 28.5% · higher = better
Ethan Roberts
25.1%
Michael Rucker
34.3%
Hard-Hit % Allowedlg 40.0% · lower = better
Ethan Roberts
44.7%
Michael Rucker
39.7%
Barrel % Allowedlg 8.0% · lower = better
Ethan Roberts
3.9%
Michael Rucker
6.9%
xwOBA Allowedlg .315 · lower = better
Ethan Roberts
.342
Michael Rucker
.292
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
Ethan Roberts
25.62
lg xERA 4.10
now 1.69
3.70
Michael Rucker
25.62
lg xERA 4.10
now 4.50
3.70
WHIPlower is better
Ethan Roberts
.9001.54
now 1.00
1.24
Michael Rucker
.9001.54
now 0.50
1.24

Volume · rest of season
Strikeoutshigher is better
Ethan Roberts
4021.60
now 12
14
Michael Rucker
4021.60
now 3
16
Winshigher is better
Ethan Roberts
.000.480
now 0
00
Michael Rucker
.000.480
now 0
00

SV — not applicable. Both pitch out of the rotation.

If you already own them — trade angle
Sell HighEthan Roberts — sell high. His value is peaking; good time to trade him.conf 0.86
Buy LowMichael Rucker — buy low. The dip is a window to acquire.conf 0.79
Tweet