I think the problem we're seeing in the video is that the Terrain Layer Spawner on the box has the same priority as the other spawners, so it's non-deterministic which one will affect an area. If you increase the priority on the box spawner, it should take precedence.
I think the problem we're seeing in the video is that the Terrain Layer Spawner on the box has the same priority as the other spawners, so it's non-deterministic which one will affect an area. If you increase the priority on the box spawner, it should take precedence.