Career
Prajsler began his career with Tesla Pardubice in 1984 where he spent three seasons. He was drafted 93rd overall by Los Angeles in the 1985 National Hockey League Entry Draft and played 43 regular season games for the Kings over three seasons, scoring three goals and ten assists. In 1990, Prajsler moved to the International Hockey League and joined the Phoenix Roadrunners where in 77 games, he scored 13 goals and 47 points, his most productive season.
He was signed by the Boston Bruins as a free-agent the next year, but only managed to play three more National Hockey League games, going pointless.
He did though have another highly productive season, this time for the Maine Mariners where he scored 12 goals and 45 points in just 61 games. He returned to his homeland in 1992, playing for his hometown team Stadion Hradec Králové, who were playing in the Czechoslovakian Second Division.
lieutenant was his final season as he retired shortly afterwards.