Mixamo changed the rig of the X-Bot character, which means you need to upload the old rig provided in this file mixamo_old_rig.fbx and use it. You can convert Mixamo rigs / animation to Emoticons rigs ...

A Blender add-on containing workflow tools for game development, created and maintained by Embark Studios. The add-on includes tools for standardized import/export workflow, 3D modelling and new ...