Sunday is a Harmony-Imaginary character in Honkai: Star Rail whose ascension materials primarily come from Penacony. Fortunately, Jing Yuan benefits from more than follow-up attack DMG bonus.

During the meeting regarding Penacony, Pom-Pom mentions three things ... especially with the help of Imbibitor Lunae and Jing Yuan with the entire Xianzhou fleet in the end.