Plan: Mothman Equinox souvenir beer stein is a weapon plan in Fallout 76, introduced in the Night of the Moth update.
Guaranteed reward upon completion of the The Mothman Equinox seasonal event and once learned, the plan cannot be obtained from the event. The plan cannot be traded, dropped, or sold to vendors.
The plan allows the Mothman Equinox souvenir beer stein to be crafted at a C.A.M.P. or workshop. Also allowing a displayable version of the souvenir beer stein to be crafted at a tinker's workbench.