Learn with the Twinmotion community - in this new community-made Making Of tutorial by Brazilian architect and urban designer Kevin Carvalho and Lucas Meirelles, they demonstrated how to use Rhino Grasshopper and Twinmotion’s Replace Object tool to quickly create crowds for your Twinmotion project.
https://dev.epicgames.com/community/learning/tutorials/avXl/unreal-engine-making-of-tutorial-creating-crowds-with-grasshopper-and-twinmotion