That's the worst part of playing Diablo 2 "classic" over Battle.net (rather than open Internet) : after 6 months of inactivity, your character and all the items

That's the worst part of playing Diablo 2 "classic" over Battle.net (rather than open Internet) : after 6 months of inactivity, your character and all the items you had stored on them are deleted from Blizzard's servers ! (And you don't get to keep an open copy of them.)