[[Huohuo (Honkai: Star Rail)|]]'s [[fox tail|tail]] [[heliobus (Honkai: Star Rail)|]] companion in [[Honkai: Star Rail]]. Usually depicted in three forms:

* Huohuo's fiery-like fox tail (post #6717952, post #6841991)
* Cute-looking fox spirit (post #6862896, post #6873140)
* Menacing-looking fox spirit (post #6879927, post #6883373)