An ancient artifact that yearns for combat.
Mystique's Skull backpack is a Marvel Fortnite Backpack from the Mystique set. This back bling is one of the Fortnite Battle Pass cosmetics in Chapter 2 Season 4. You can get it once you have reached Tier 81. Back bling Mystique's Skull is reactive. It means it changes or evolves (reacts) depending on certain things in game (damage dealt to opponents, if it's day or night...)
The Set Mystique contains 4 cosmetic items.
The backbling Mystique's Skull belongs to Chapter 2 Season 4. This backbling is available as a reward by unlocking Level 81 of Battle Pass from Chapter 2 Season 4.