Marcus "Zyrken" Gustafsson (born November 27 1988) from Sweden is a member of the Air Wipp team. As a child he started attempting flips and joined a gymnastics club which he stayed with for 10 years, before becoming involved with free running in 2003 through the 2vault and SaltomortleZ teams.
- "AIR-WIPP.COM - About: The Air Wipp Team". Air-wipp.com
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