Once an upgrade has been constructed, it has a monthly maintenance cost to remain active for the following month. Note: The Mysterious Device is already built, but listed here for convenience.Ĭonstruction & Maintenance Training Grounds - Constructing training grounds allows you to recruit the finest skill trainers in the Tiers.Library - Constructing a Library on a spire allows the player to research magical knowledge, Edicts, and Artifacts.Infirmary - The Infirmary allows you to brew potions and other consumables.Forge - The Forge upgrade allows you to improve weapons and armor and forge powerful new items.It is unclear what function it once had, or if it can be used again. Mysterious Device - The ancient device, perched atop the Mountain Spire in Vendrien's Well, is the product of a forgotten age.The different upgrades and their purposes are: Each upgrade provides different benefits to the party and can only be built once ( note: upgrades cannot be removed to be replaced with others). There are four possible upgrades the player can build. Once a spire has been acquired, it is possible to build an upgrade on top of it.