[Arknights] Annihilation 27 "Icebound Valley" (6 Operator) - Strategy Deployment Guide Dr.Reborn 4 Clears Annihilation 27 Annihilation 27 Submitted by admin 22 days ago Squad Use squad Thorns Saria Ulpianus Bagpipe Chongyue Eyjafjalla the Hvít Aska