MLB Daily DeltaWeek 17 · July 22, 2026
Portrait of John Schreiber
John Schreiber
KC · P
Change to
Zack Kelly
BOS · P
Change to
Who's more valuable, rest of season

Zack Kelly.

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

Head-to-head
K
ERA
WHIP
W
SV

Zack Kelly wins 3 categories (K, ERA, WHIP); John Schreiber wins 1 (SV); 1 even.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
John Schreiber
93.7
Zack Kelly
96.1
Swinging-Strike %lg 11.0% · higher = better
John Schreiber
9.7%
Zack Kelly
9.2%
Strikeout %lg 22.0% · higher = better
John Schreiber
18.2%
Zack Kelly
19.7%
Chase %lg 28.5% · higher = better
John Schreiber
27.5%
Zack Kelly
28.0%
Hard-Hit % Allowedlg 40.0% · lower = better
John Schreiber
41.4%
Zack Kelly
38.8%
Barrel % Allowedlg 8.0% · lower = better
John Schreiber
8.1%
Zack Kelly
8.2%
xwOBA Allowedlg .315 · lower = better
John Schreiber
.332
Zack Kelly
.368
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
John Schreiber
2.344.13
lg xERA 4.10
now 2.74
3.73
Zack Kelly
2.344.13
lg xERA 4.10
now 3.31
3.70
WHIPlower is better
John Schreiber
1.171.37
now 1.30
1.25
Zack Kelly
1.171.37
now 1.29
1.24

Volume · rest of season
Strikeoutshigher is better
John Schreiber
4022.60
now 13
13
Zack Kelly
4022.60
now 14
17
Winshigher is better
John Schreiber
.000.480
now 0
00
Zack Kelly
.000.480
now 0
00
Saveshigher is better
John Schreiber
.0003.40
now 1
02
Zack Kelly
.0003.40
now 0
0
If you already own them — trade angle
Sell HighJohn Schreiber — sell high. His value is peaking; good time to trade him.conf 0.95
Hold · wait & seeZack Kelly — hold.conf 0.50
Tweet