In 'The Walking Dead', which crossbow-wielding character became a fan favorite?

In 'Stranger Things', what is the name of the mall in Season 3? In 'Stranger Things', which character is kidnapped by the Demogorgon in Season 1? In 'Stranger Things', which actor plays police chief Jim Hopper? In 'Stranger Things', in which decade is the series set? In 'The Walking Dead', what weapon does Negan carry, named Lucille? In 'The Walking Dead', which character wields a katana? In 'Lost', what are the numbers that recur throughout the series? In 'The X-Files', what is Fox Mulder's famous poster slogan?