A new leak from Honkai: Star Rail is showing off concept art for the rumored playable version of Sunday, currently expected to release during the second half of the Penacony cycle. The debut of the HoYoverse sci-fi RPG’s newest world saw plenty of new characters introduced as part of the main story of Penacony, with several already becoming fan-favorite additions to the roster. Powerful characters like Acheron, Sparkle, and Firefly have made a major impact on the game’s meta, while others have seen popularity for their in-universe roles. However, fans are still waiting for one beloved member of the cast.