All of these resources come from Hoyoverse and are external to the game. While some external sources tend to recap what has already happened, these bits of marketing can sometimes build upon the universe in unexpected ways and add missing lore.

• Myriad Celestia (Transcripts)
• False Constance (Transcripts)
• Aha's Favorites and Improv Tour (Transcripts)

• "Destruction" and Lord Ravagers

• The Xianzhou Luofu: Commission Preview (#1)
• The Xianzhou Luofu: Species Preview (#2)
• The Xianzhou Luofu: Performance Art Special Feature (#3)
• The Beauty Special (#4)
• The Erudition Special (#5)
• Special Issue: The Family and Local Peoples (#6)
• Emanator Special (#7)
• The Xianzhou Zhuming: Unveiling the "Starforge" (#8)
• Verdant Knights Special (#9)
• Unveiling the Dangerous Members of the Genius Society (#10)

• Holy Furboly

• Overviewing the Ripples of Unknowable Domain
• Chrysos
• Manuscript of Era Nova

• Sunday: An Old Journal in Dewlight Pavilion

• Yunli & Old Mettle: It's time for some unusual weapons!
• Yunli's Teaching Journal
• Saga of Primaveral Blade: March's Diary