MLB Daily DeltaWeek 14 · June 29, 2026
Portrait of Brad Keller
Brad Keller
PHI · P
Change to
Portrait of Ryan Rolison
Ryan Rolison
CHC · P
Change to
Who's more valuable, rest of season

Brad Keller.

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

Head-to-head
K
ERA
WHIP
W
SV

Brad Keller wins 3 categories (K, ERA, SV); Ryan Rolison wins 2 (WHIP, W).

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Brad Keller
97.0
Ryan Rolison
94.5
Swinging-Strike %lg 11.0% · higher = better
Brad Keller
10.0%
Ryan Rolison
9.7%
Strikeout %lg 22.0% · higher = better
Brad Keller
23.7%
Ryan Rolison
25.4%
Chase %lg 28.5% · higher = better
Brad Keller
28.4%
Ryan Rolison
25.6%
Hard-Hit % Allowedlg 40.0% · lower = better
Brad Keller
32.6%
Ryan Rolison
41.7%
Barrel % Allowedlg 8.0% · lower = better
Brad Keller
4.7%
Ryan Rolison
5.6%
xwOBA Allowedlg .315 · lower = better
Brad Keller
.286
Ryan Rolison
.294
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
Brad Keller
2.574.02
lg xERA 4.10
now 3.65
3.68
Ryan Rolison
2.574.02
lg xERA 4.10
now 2.89
3.70
WHIPlower is better
Brad Keller
1.041.49
now 1.14
1.25
Ryan Rolison
1.041.49
now 1.39
1.24

Volume · rest of season
Strikeoutshigher is better
Brad Keller
4033.60
now 28
28
Ryan Rolison
4033.60
now 16
18
Winshigher is better
Brad Keller
.0009
now 2
23
Ryan Rolison
.0009
now 3
37
Saveshigher is better
Brad Keller
.0007
now 3
25
Ryan Rolison
.0007
now 0
0
If you already own them — trade angle
Hold · wait & seeBrad Keller — hold.conf 0.50
Sell HighRyan Rolison — sell high. His value is peaking; good time to trade him.conf 0.95
Tweet