The file must be placed in the /AddonPackages folder within the VaM root directory.
While there isn't a widely recognized academic "paper" on , this specific file format and naming convention point toward the Virt-a-Mate (VaM) community. In that context, a .var file is a compressed package containing models, textures, or scenes. Testitou.samus_v4.3.var
High-resolution texture maps (8K) and customized sub-surface scattering (SSS) settings. The file must be placed in the /AddonPackages
Improved collision detection for suits or gear associated with the Samus character model. Analysis of the "Samus" Iteration Testitou.samus_v4.3.var