Maelle's Barrier Breaker from Clair Obscur: Expedition 33 now in 3D printable form for cosplay / prop etc.!
Ready to print and sliced!
Length: 100cm / ~32,8ft
For support inside you'll need 8mm (~0.3in) diameter dowel/pipe length of 925mm / ~3ft. Few 3mm connection slots are in crucial sections of parts.
Not for physical resale, if you're going to do it anyways at least ask or shame on you!