Under the Blue Sky

Under the Blue Sky is a 4★ weapon in Honkai: Star Rail.

Under the Blue Sky has been featured in 9 banners since Sep 2023. Their most recent appearance was on Brilliant Fixation 2025-07-02 (Jul 2025), approximately 263 days ago. Based on their banner history, the average gap between appearances is 163 days.

Under the Blue Sky was released on September 20, 2023. They were introduced alongside Perfect Timing, Trend of the Universal Market, She Already Shut Her Eyes, suggesting they were part of the same content update. Under the Blue Sky has been part of Honkai: Star Rail since near its launch.