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HoYoverse's Star Rail spinoff is Honkai: Nexus Anima
You can register now for its closed beta on PC and iOS.
The developer describes Honkai: Nexus Anima as a "creature-collector adventure strategy game." It sounds like gameplay will revolve around auto-chess, pet-training mini-games and world hub exploration. But HoYoverse will soon conduct a closed beta (the Nexus Bond Test) on Windows and iOS.
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