Mana Reactor

You were summoned to another world — with nothing. Start with primitive tools, gather resources, and survive in a dangerous land. Hunt monsters, collect magical energy cores, and use them to unlock powerful new technology. Build machines, create a magic-powered fabrication system, and craft modern weapons in a fantasy world. Grow from a helpless survivor into a powerful force. Eventually, construct a giant combat mech equipped with advanced weapons. Use everything you’ve built to defeat the Demon Lord and return home. Features: - Open-world survival and crafting - Start from stone tools and evolve your technology - Hunt monsters and collect magical resources - Build machines and advanced systems - Craft modern firearms - Build and pilot a giant mech - Fight enemies and defeat the Demon Lord