
Quick answer — Yui@W worked on Arknights: RISE FROM EMBER (Original Character Design), Arknights: PERISH IN FROST (Original Character Design), Arknights: PRELUDE TO DAWN (Original Character Design).
Yui@W worked on Arknights: RISE FROM EMBER (Original Character Design), Arknights: PERISH IN FROST (Original Character Design), Arknights: PRELUDE TO DAWN (Original Character Design).