Hello, I'm new at Houdini. And I'm trying to make crowd which like arena crowd. But I can't create the crowd with different model variations. Is there any source to learn that? Because I checked everywhere but I can't find anything…

Try this Houdini Doc on Adding diversity to crowds:

https://www.sidefx.com/docs/houdini/crowds/diversity.html [www.sidefx.com]