Off the bike, the first thing you notice about Peter Sagan is the hair.

The hair is magnificent. It’s chestnut-brown with blondish streaks, and it brushes the shoulders of Sagan’s rainbow-striped jersey, which he wears because he’s the sport of road cycling’s reigning world champion. It is not the hair of a typical bike racer. It is the hair of a man who holds a sword while fighting a tiger—and perhaps a two-headed eagle—on the cover of a fantasy paperback.

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