<ul data-eligibleForWebStory="true">Unstable Exotic Weapons in Fortnite are powerful, superhero-like weapons introduced in Chapter 6 Season 3.There are three Unstable Exotics: Yoink Shotgun, Voltage Burst Pistol, and Frostfire Shotgun.Unstable Yoink Shotgun can pull opponents towards you but has limited ammo capacity.Unstable Voltage Burst Pistol creates shockwaves on the first and last shots.Unstable Frostfire Shotgun alternates between giving you speed boosts or slowing down your enemies.To get Unstable Exotic Weapons, players can defeat Overlord Spires or loot Rank S Hero Caches.Overlord Spires are reliable sources for Unstable Exotic Weapons, while Hero Caches rely on luck.Overlord Spires spawn randomly on the map and drop at least one Unstable Exotic Weapon.Players must target glowing parts of Overlord Spires to defeat them and claim the weapons.Rank S Hero Caches require players to reach S-rank by completing heroic deeds before looting them.Players can locate Hero Caches marked on the map, where green markers indicate available caches.Unstable Exotic Weapons only drop from S-rank Hero Caches, requiring multiple openings potentially.