Career
Riksman played junior hockey in Espoon Palloseura and in the HIFK organization, but started his pro career with Hermes of Kokkola, then in the 1st division. After a visit to Kiruna in the Swedish 1st division, Riksman returned to HIFK. Subsequently Riksman was signed by Jokerit to a two-year contract. In June 2007, the Saint Louis Blues of the National Hockey League signed Riksman to a contract.
He was later sent to the Blues" AHL affiliate, the Peoria Rivermen.
Riksman appeared in his first and only professional game in North America on November 10 against the Rockford IceHogs, allowing two goals in only eight minutes of play. He was then pulled and replaced by Marek Schwarz.
After Peoria"s loss to San Antonio on November 17, Riksman announced that he had quit the team and was returning to Finland, leading to a suspension by Rivermen general manager Kevin McDonald. Since the announcement, Riksman signed first with Färjestad in Swedish Elite League, then Jaroslavl in the Russian Super League before returning to Finland, and Jokerit, Helsinki.