Rise of the Elder — D.K. Holmberg

Forced into the heart of the Aisl Forest, Rsiran and the guilds regroup and try to find a way to reclaim the city from Venass and the Elvraeth council. Rsiran has stopped the production of shadowsteel, but Venass still possess dangerous weapons, and what's more, one of the great crystals remains missing. Forced into an alliance with the mysterious Carth in order to find the crystal, they make new allies and discover the means to reclaim the city, but will it be too late? With one of the Elder Trees already gone, recovering the crystal is the key to stopping Venass for good, but as they approach the final battle, Venass proves even more powerful than they ever imagined. The final novel in The Dark Ability series.