A new Genshin Impact 2.7 leak seems to confirm an older leak regarding Yelan and Xiao's banners. More specifically, it's about how both characters will appear on the first banner of the new update, and how their signature weapons will be on the Epitome Invocation running alongside their character banners.
It has also been confirmed that some familiar 4-star characters would be featured on the character banners:
As far as release dates go, these banners will go live when Genshin Impact 2.7 goes live. Current leaks point to May 31, 2022 being that release date, but is subject to change.
The above leak does confirm what Travelers can expect from the first wave of Event Wishes. Just for reference, here are the last dates these characters were featured:
miHoYo hasn't officially confirmed these banners, so the content is subject to change (even if it is unlikely to happen).
The two 5-star weapons that will appear in the first banner of the forthcoming update are Aqua Simulacra and Primordial Jade Winged-Spear. The 4-star weapons have not been leaked yet, so Travelers will have to be patient to find out more about that later.
Nonetheless, Aqua Simulacra is Yelan's signature 5-star Bow and will be making its grand debut in this update. Similarly, Primordial Jade Winged-Spear is Xiao's signature 5-star Polearm and was last featured in Xiao's rerun that began on January 5, 2022, and ended on January 25, 2022.
Itto and Kuki Shinobu have been leaked to appear on the second banner, but the remaining two 4-star characters aren't currently known. Redhorn Stonethresher and Memory of Dust will also be the 5-star Weapons for the second Epitome Invocation of the 2.7 update. Considering that Memory of Dust isn't a character's signature 5-star
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