史提姆鋼石
執行調合時不可或缺的素材。
Locations:- Score Battle: 2-2 Normal
- Score Battle: 2-2 Very Hard
- Score Battle: 2-4 Very Hard
- Score Battle: 2-4 Normal
- Score Battle: 2-6 Very Hard
- 深淵花園
- Score Battle: 2-4 Hard
- Score Battle: 2-2 Hard
- Score Battle: 2-6 Normal
- Score Battle: 2-6 Hard