The hunt for Prismatic Fragments will have you completing tasks all over the Pale Heart. The hardest ones require you to find lost Ghosts, so let me show you how to solve the Overgrown Prismatic Key puzzle in Destiny 2. How to open the Overgrown Prismatic Chest in Destiny 2 The Overgrown Prismatic Chest requires a specific key to unlock, which can only be found by inspecting four specific lost Ghosts. Once you’ve found the ghosts, return to the chest and stand on the nearby plate. Several waves of enemies will attack you, followed by a mini-boss encounter. The battle is pretty easy as there’s no penalty for dying, so the hardest part of opening the chests is tracking down the Ghosts. With this in mind, let me show you the location of every Ghost and how to get there. There are plenty of cryptic puzzles to solve in the Pale Heart, but Memory Vestiges are arguably the most complex. All Ghost locations for the Overgrown Prismatic Key You can grab the Ghost...