Halldor Helgason, Snowboard Big Air Final

Friday night, Halldor Helgason won his second rookie of the year title at the TransWorld awards. Saturday, he won his first Winter X medal -- a gold -- in the Big Air. With a frontside double-cork 10 and a backside double-cork 1260, the 19-year-old earned a perfect 100 and the first Winter X medal for his native Iceland. (Joshua Duplechian/ESPN Action Sports)