2010-11: Leon Draisaitl, the son of long-time German national team center Peter Draisaitl, appeared in six games for Jungadler Mannheim's junior team as a 15-year-old and was a dominant scorer in Germany's U16 league. He had 1 assist in U18 play. In 29 games with the Mannheim U16 team he scored 97 goals with 95 assists as the club captured the German championship.
2011-12: Draisaitl was named the DNL's player of the year and was the second-leading scorer in Germany's top junior league. He represented Germany in two international tournaments – the 2013 U18 World Junior Championship and the U17 World Hockey Challenge. Draisaitl scored 21 goals with 35 assists and was +29 with 39 penalty minutes in 35 regular season games for Jungadler and had 6 goals with 6 assists in eight playoff games as the club captured the junior championship. In six games at the U18 WJC he scored 2 goals with 5 assists and was an even plus/minus with 2 penalty minutes. Draisaitl scored 1 goal with 4 assists in five games at the WHC. He was the second player taken in the 2012 CHL Import Draft when he was selected in the first round by the WHL's Prince Albert Raiders.
2012-13: Draisaitl was the second-leading scorer for Prince Albert in his first season in North America and played for Germany in the 2013 U20 and U18 World Hockey Championship tournaments. He scored 21 goals with 37 assists for 58 points in 64 games; trailing only Mark McNeill, a first round pick by Chicago in 2011 among the Raiders scorers. Draisaitl was a team-leading +22 and had 22 penalty minutes. Prince Albert made the playoffs after finishing second in the East Division. Draisaitl had 4 assists and was -4 in the four-game series with Red Deer. In six games with Germany's U20 team he scored 2 goals with 4 assists and was -9 with 2 penalty minutes. He scored 1 goal with 6 assists and was +2 with 4 assists for Germany's U18 team.
2013-14: Draisaitl returned to Prince Albert for his second OHL season.