Source
You can find the patch notes here.
Summary
New banner - Kasie
New banner - Silva
New event - Bloody Harbor
New event - Lucky Roulette
New banner - Kasie
Kasie is mostly a PVP tank - in PVE she doesn't perform so well sadly.
Kasie banner will be available for 2 weeks till 24.01.2023.
New banner - Silva
Silva fills a niche role in both PVP and PVE, but her Leader skill is pretty interesting and flexible.
Silva banner will be available for 2 weeks till 24.01.2023.
New event - Bloody Harbor
The Dog Island will open again! This time the bosses we will fight there will be themed around Semi's story. The Bloody Harbor event will last for a week and you will be able to obtain SSR gear for defeating the bosses and clearing achievements.
New event - Lucky Roulette
The Lucky Roulette event is here and just like last time - it's an event only for spenders. This time the top reward is a Bow Skin.
