Unlocking Mystery Box in "Gröesten Haus" Zombies Prologue (Lantern Locations) CoD: WW2 There are 10 lanterns in "Gröesten Haus" Prologue that unlock the mystery box room in the small zombie map in Call of Duty WW2. The lanterns can be shot in any order and give off a sound effect when you hit them. FOLLOW US ON SOCIAL MEDIA :) ★Check out the website: www.randomchievos.com ★Watch us Live stream: www.twitch.tv/random_chievos ★Follow us on Twitter: / randomchievos ★Facebook is cool too: / randomchievos