Augments are special stat additions to individual gear pieces which can provide significant boosts to player's capabilities. Most gear on Caldera can be augmented but each improvement requires a special item traded to an NPC to receive the augmentation.

Aengus - Handles augments for items level 1-30.
Teyrnon - Handles augments for items level 31-60.
Maccus - Handles augments for items level 61-90.
Suibhne - Handles augments for Head, Body, Hands, Legs, and Feet items level 91-109.

Divainy-Gamainy - Handles augments for weapons obtained from Promyvion - Dem, Promyvion - Holla, and Promyvion - Mea.