Sebastian Cossa — Stats & Advanced Analytics
Sebastian Cossa is an NHL goaltender for the Utah Mammoth.
Player Overview
Sebastian Cossa, a 23-year-old goaltender drafted 15th overall in 2021, made his NHL debut for the Utah Mammoth in the 2024-25 season. His first professional look was extremely brief, appearing in only one game. While he secured a win in that lone outing, his initial metrics suggest a challenging start to his NHL career.
In his single appearance, Cossa recorded a 0.857 save percentage. This performance resulted in a -0.5 Goals Saved Above Expected (GSAx) and a -0.4 total Goals Above Replacement (GAR) for his debut season. These numbers indicate a negative impact in his limited time on the ice, marking him as a raw prospect getting his first taste of the NHL.
Player Profile
| Position | Goaltender |
|---|---|
| Team | Utah Mammoth |
| Shoots / Catches | L |
| Height | 6'6" |
| Weight | 221 lb |
| Draft | 2021 — Round 1, Pick 15 — DET |
Career by Season (Regular Season)
| Season | GP | W | L | SV% | GAA | GSAx | GAR |
|---|---|---|---|---|---|---|---|
| 2024-25 | 1 | 1 | 0 | 85.7% | 2.67 | -0.4 | -0.3 |
All figures are model outputs from Hockey Alchemy. Learn how the value metrics are built on the methodology page.
Frequently Asked Questions
When was Sebastian Cossa drafted?
Sebastian Cossa was drafted in 2021 — Round 1, Pick 15 — DET.