Genshin Impact version 2.7 might get delayed due to the COVID-19 outbreak in Shanghai, China. Accordingly, the developers might have to alter the standard 21-day banner cycle and 42-day update cycle.
It is evident that HoYoverse employees haven't been able to work efficiently amidst the rising risk of COVID-19 in Shanghai. The maintenance of the Teapot Realm is incomplete, owing to which the Spices from the West event for version 2.6 has been scrapped.
Currently, there are rumors that a Xiao rerun might arrive ahead of Yelan's release in patch 2.7.
If Genshin Impact ends up delaying the release of version 2.7, it obviously means that the ongoing 2.6 patch will have to be extended. The community is assuming that a short filler banner will be released during this time, and it might feature Arataki Itto or Xiao.
The extension of the 2.6 update might lead to HoYoverse shortening the 2.7 patch with banners for just Yelan and Kuki Shinobu specifically.
A rerun banner for Arataki Itto definitely makes a lot of sense as the Geo character hasn't been available since patch 2.3, and is closely associated with Kuki Shinobu, the upcoming four-star unit.
However, rumors of Xiao's rerun banner have surfaced after prominent leaker Blank revealed that the Yaksha will play an important role in the upcoming 2.7 event quest. Character banners in HoYoverse's action RPG are usually released according to lore.
There's also a possibility that the filler banners will be for five-star characters from the standard banner like Diluc or Keqing. If that happens, then the rumored Xiao and Itto rerun banners might be released as per the original schedule.
Prominent leaker Lumie has claimed that Yelan's banner is planned for the first half of the 2.7 update,
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