Fuse is a data-driven, modular 3D character creation tool that comes packaged with 60+ body parts, 90+ clothing meshes, 25 dynamic texturing substances, and 2 free Auto-Rigs per week. The new Advanced Character Customization allows you unlimited creativity when crafting your unique character!
Most popular community and official game content for the past week.  (?)
What does popular mean?
It means the content you're seeing has been rated up more than it has been rated down for the given time period.