MLB Daily DeltaWeek 13 · June 20, 2026
Kodai Senga
NYM · P
Change to
Portrait of Ryne Nelson
Ryne Nelson
AZ · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 22. Take whoever fills a bigger need.

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

Kodai Senga wins 2 (K, ERA); Ryne Nelson wins 2 (WHIP, W); SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Kodai Senga
96.1
Ryne Nelson
96.3
Swinging-Strike %lg 11.0% · higher = better
Kodai Senga
13.6%
Ryne Nelson
11.4%
Strikeout %lg 22.0% · higher = better
Kodai Senga
24.6%
Ryne Nelson
17.5%
Chase %lg 28.5% · higher = better
Kodai Senga
24.8%
Ryne Nelson
34.1%
Hard-Hit % Allowedlg 40.0% · lower = better
Kodai Senga
38.2%
Ryne Nelson
43.4%
Barrel % Allowedlg 8.0% · lower = better
Kodai Senga
11.8%
Ryne Nelson
10.2%
xwOBA Allowedlg .315 · lower = better
Kodai Senga
.349
Ryne Nelson
.349
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
Kodai Senga
2.148.25
lg xERA 4.10
now 9.00
4.10
Ryne Nelson
2.148.25
lg xERA 4.10
now 4.82
4.74
WHIPlower is better
Kodai Senga
.9002.25
now 1.95
1.30
Ryne Nelson
.9002.25
now 1.19
1.28

Volume · rest of season
Strikeoutshigher is better
Kodai Senga
4098.60
now 23
77
Ryne Nelson
4098.60
now 52
72
Winshigher is better
Kodai Senga
.0005.60
now 0
00
Ryne Nelson
.0005.60
now 2
24

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

If you already own them — trade angle
Hold · wait & seeKodai Senga — hold.conf 0.55
SellRyne Nelson — sell.conf 0.85
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