Hystairkal Horn

 is a resource.

Obtaining

 * Dropped by
 * Hystairkal

Uses

 * Used in the craft of
 * Krosscape
 * Showl
 * Fugitive Hammer
 * Vortex's Eye Key
 * Vortex Hood
 * Fugitive Boots
 * Deep Sea Mask
 * Owlmulet
 * Talismagic
 * Deep Sea Bracelet
 * Singular Temporal Explosives