【New Operator Preview】
New Operators Indigo, Kirara and Carnelian will be rated up in the Headhunting: Revolution Symphony between Dec. 9, 2021, 10:00 (UTC-7) - Dec. 23, 2021, 03:59 (UTC-7)!
#Arknights #Yostar

https://twitter.com/ArknightsEN/status/1468792519718805510