Originally selected by the Blues in the third round (88th overall) in 2020, Loof skated in 113 professional games in Europe before joining the Thunderbirds in 2023.
In 121 AHL games heading into the 2025-26 season, Loof has tallied 24 assists and 93 penalty minutes with the T-Birds.
A native of Sweden, Loof captured a bronze medal at the 2021 World Junior Championships. In his final pro season in Europe with Ilves of the Finnish League (Liiga), Loof tallied 15 points (4g, 12a) in 55 games with a +22 rating.