Demon Castle Story Switch NSP (UPDATE) (eShop)

by Nadir · April 10, 2026

About Game

Demon Castle Story ia turn an old, broken castle into a powerful demon base. You play as a demon boss who builds and upgrades the castle by adding dark items like gargoyles and altars. These help attract different monsters who will work for you as your minions. You need to take care of your monsters by giving them food and items so they become stronger and stay loyal. At the same time, you must protect your castle from attacking adventurers by setting traps and planning good defenses. You can also send your monsters out to explore other places. They bring back loot, useful items, and sometimes new allies. As you progress, you can combine monsters to create stronger ones.

Screenshots

Key Features

Castle Building
Build and upgrade your old castle into a powerful demon stronghold with dark decorations and structures.
Monster Recruitment
Attract and collect different types of monsters, each with unique abilities.
Monster Management
Feed and take care of your minions so they grow stronger and stay loyal to you.
Exploration System
Send your monsters to nearby areas to collect loot, items, and discover new allies.
Monster Fusion
Merge monsters together to create stronger and more powerful creatures.
Trap System
Set different traps like sleep gas and heavy objects to defend your castle from enemies.
Defense Strategy
Plan your castle layout and defenses carefully to stop invading adventurers.
Progression System
Unlock new features, monsters, and upgrades as you grow your demon empire.