Scouting Report: Seth Halvorsen
Colorado Rockies | RP
Overall
Summary
Seth Halvorsen, a 26-year-old right-handed pitcher, was recalled by the Colorado Rockies from Triple-A Albuquerque on May 9, 2026, to fill a temporary roster spot while Jimmy Herget is on the bereavement/family medical emergency list. Halvorsen had a brief stint with Colorado in late April, pitching 2 scoreless, hitless innings with a 2:2 K:BB ratio. He is expected to work primarily in low-leverage relief situations. Halvorsen made his MLB debut on August 30, 2024, and carries a career record of 3-3 with a 4.00 ERA, 51 strikeouts, and 16 saves across 56 games over three MLB seasons. He was drafted in the seventh round of the 2023 MLB Draft by the Rockies.
Strengths
- Scoreless, hitless performance in recent MLB stint (2 innings)
- Solid strikeout-to-walk ratio (2:2 K:BB in recent appearance)
This is a preview of the full scouting report. Subscribe for complete analysis including hit/HR probabilities, all strengths/weaknesses, injury details, and confidence modifiers.
Unlock Full Report