Radunske became the first North American born player ever to sign with Anyang Halla and tallest forward in club's history.

While playing for Anyang Halla, he earned the nickname "Canadian Big Beauty" (빙판의 꽃미남) from Korean fans because of his handsome looks.

In 2005–06, he was part of the Greenville team that advanced to an American Conference division semifinal playoff berth with a 45–24–3 regular season record (93 points).

He scored a career-high and tied a Thunder all-time single-game record with four points (1g-3a) on 9 March 2007 vs. Victoria, in a 5–4 shootout win.

He spent the 2007–08' season with Augsburger Panther (DEL), appeared in 37 games and scoring seven goals and 19 assists, for a total of 26 points.

Radunske's three-year deal is the longest contract extension in the club's history including all imports among Korean pro-sports league.

Radunske captured his first ever championship title, beating Nippon Paper Cranes series of 3–2 in the 2009–10 Asia League final.