Star Rail characters are alternate versions of Honkai Impact 3rd characters, but with completely different backstories.

The Honkai series writing team at HoYoverse, which is responsible for the stories of Honkai: Star Rail and Honkai Impact 3rd, ...

Sampo is in Honkai Impact 3rd as an enemy as part of the Honkai: Star Rail crossover, and he retains some signature attacks.

Honkai: Star Rail's new planet Amphoreus introduces a host of characters inspired by notable figures from Greek mythology and more.

HoYoVerse is preparing for the 8.0 update for Honkai Impact 3rd by opening test server recruitment to try it and a Mini Durandal Battlesuit.

Honkai: Star Rail focuses on the war against the Sky People, and includes some Honkai Impact 3rd characters, as well as some ...

For example, fans spotted characters they think to be “expy” versions of Kevin and Elysia ... weaving a web that would connect Honkai Impact 3rd and Honkai: Star Rail.” ...