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Endless Scroll backpack is a Legendary Fortnite Backpack from the Spire's Call set. This back bling is one of the Fortnite Battle Pass cosmetics in Chapter 2 Season 6. You can get it once you have reached Tier 46. Back bling Endless Scroll 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 Spire's Call contains 4 cosmetic items.
The backbling Endless Scroll belongs to Chapter 2 Season 6. This backbling is available as a reward by unlocking Level 46 of Battle Pass from Chapter 2 Season 6.