Help test improved FBX import: Reuse materials - Blender Development - Developer Forum
FBX to Blender export messed up bones (even though I enabled Import user options, automatic bone orientation, ignore leaf bones, import enums as strings, force connect children doesn't help much) Any on
Blender] Fix Wrong Bone Length / Orientation of imported Rigs - YouTube
Imported Blender Avatar and Rig ends up blown apart in pieces - Building Support - Developer Forum | Roblox