Dear Doctor,
The following Operators appear at a higher rate between September 4, 2020, 04:00 (UTC-7) - September 18, 2020, 03:59 (UTC-7)
★★★★★★ Skadi / Siege
★★★★★ Specter / Provence / Texas
#Arknights#Yostar

https://twitter.com/ArknightsEN/status/1301462630658310145