Retrospective event's official trailer of ARKNIGHTS "Break the Ice" is produced by Yostar Pictctures.

Original Title: Mobile Game ARKNIGHTS
Title: ARKNIGHTS Retrospective Event “Break the Ice” Animation Official Trailer
Narrated by:Saori Hayami[Pramanix]

Published by: Hypergryph / Studio Montagne
Cooperation: Arknights Development and Management Team