You can use this for whatever you want
For Cloth Sim: Download mdd file from here - https://anonfiles.com/30u0L5d8x0/from_marv_mdd , Choose downloaded file in MeshCache modifier of MAIN_CLOTH object
Its rigged?
The main body is not attached to the skeleton and is facing 180° opposite direction. Perhaps not compatible with Blender 4.4?
Its rigged?