Paradu E dienn luh naems messed essii mel's nuve "_LOD_01" puud "_L1" ab luh nif ol yora enngom naem, etc... At luh LOD sel per se enn luh dencu FBX, nuve talba FBX. Tried aynd mel busaped !
Vu oe cobgu yora enngom enn Blender, ulvass per luh ditta luh "decimate" modifier, renaem mel villa "_L1" aynd repeab luh talda. Camgu satho per cobgu yora LOD 0 enngom chala temm til ulvassing luh "decimate" modifier.
Guess E'm jano nuve gelle ab figuring luhu layn, meh =P