Take William and his pet fox, Sly on a real adventure in this game. The adventure begins when William tells Sly he needs him to reactivate some rune stones. Play William and Sly online at GamesGIrls.club! William and Sly is a very quality and popular flash game. Thousands players has played William and Sly and love it, hope you will enjoy it too. GamesGIrls.club hosts more best online games and all free for you, if you like to play funny and cool games like William and Sly, GamesGIrls.club is your best choice!