Game: Roco Kingdom: World (
official site)
UE4 version: 4.26
AES key: in the same place as usual (
link)
Mostly supported with specific build from
this topic, you need to use game specific override. Some materials are custom. You may also disable shaders (Ctrl+G) for better preview in some cases.
With latest specific build you can open packages directly without extracting them, but if you want to extract some assets, which are not supported by umodel, you can use respective quickbms script from specific scripts bundle, available in topic with keys. For more info read
sticked topic and
this post.