First American Football Club in Winterthur. We offer Tackle Football, Flag Football and Cheerleading for kids of all ages. Ou ... r senior teams participate in the national league and take part in international competitions. The Winterthur Warriors won the Swiss Championship in 2006 (NLA), 2004 (Juniors U19) and 2013, 2014, 2016 (Juniors U16). read more