As indicated by the .7z file extension, the pack is a compressed archive containing a variety of high-fidelity 3D assets. Typically, such a "Character Pack" includes:
High-polygon and low-polygon versions of unique alien or monstrous entities. Vintage SciFi character pack VOL4 Creature.7z
PBR (Physically Based Rendering) textures including diffuse, normal, and metallic maps that simulate period-accurate materials like slimy skin or metallic scales. As indicated by the