PLAYCALLER
MLB · Start or Sit

Should I Start Seth Halvorsen or Yoshinobu Yamamoto?

Data-driven MLB fantasy start/sit decision. Recent game logs, trend analysis, and a verdict based on actual performance — not gut feel.

Start this week
Yoshinobu Yamamoto
Based on recent average (34.3 pts) and trend vs Seth Halvorsen (5.7 pts)
Seth Halvorsen
SP · LAD · MLB
5.7
avg pts (6g)
3.6
std dev
▼ trending down
last 4g
Last 5 games
7W20
3W11
3W10
11W9
9W7
VS
▶ Start this week
Yoshinobu Yamamoto
SP · LAD · MLB
34.3
avg pts (8g)
13.4
std dev
→ steady
last 4g
Last 5 games
38W21
44W20
29W19
22W18
30W17

Get a roster-specific start/sit decision

This is league-agnostic context. PlayCaller knows your exact roster, scoring settings, and weekly matchups — and gives you a decision made for your lineup, not a generic comparison.

Try Free for 7 Days →

Frequently Asked Questions

Should I start Seth Halvorsen or Yoshinobu Yamamoto?
Based on recent performance, start Yoshinobu Yamamoto. Yoshinobu Yamamoto averages 34.3 fantasy points over their last 8 games. See the full comparison and trend data on this page.
What is Seth Halvorsen's fantasy value right now?
Seth Halvorsen has averaged 5.7 fantasy points over their last 6 games this season, with a down trend. Standard deviation of 3.6 points — a relatively consistent floor.
What is Yoshinobu Yamamoto's fantasy value right now?
Yoshinobu Yamamoto has averaged 34.3 fantasy points over their last 8 games this season, with a steady trend. Standard deviation of 13.4 points — some volatility week to week.

More MLB start/sit decisions

MLB Starting Pitcher RankingsMLB Outfielder Rankings Weekly Rankings Seth Halvorsen Profile Yoshinobu Yamamoto Profile