Salamin has been playing for HC Thurgau's Swiss League squad since 2021. The 21-year-old forward has appeared in 69 games for them, recording two goals and one assist.
Senn also made his first games with the main squad in the 2021-22 season. The 19-year-old defenseman has mainly played for EHC Frauenfeld or with the U20 since then, but has already suited up 30 times for Thurgau.
Karrer has been with Thugau's juniors for two seasons and has now received his first contract with the main team. The 20-year-old defenseman has also gathered some experience with Frauenfeld.