HoYoverse updates Honkai: Star Rail to version 4.4 on July 15. The headline content of this version is the second Fate/stay night collaboration, opening on the 24th.

The collaboration story begins when Rin Tohsaka drifts into a strange paradise following the Fifth Holy Grail War, sending the Trailblazer after Gilgamesh's scattered treasures. New playable characters include the five-star Quantum-element Rin Tohsaka and the five-star Lightning-element Gilgamesh, and players who log in during the collaboration period can choose either Gilgamesh or Archer to receive for free.