- New abilities: Players will be able to attain mastery of the arcane through powerful new attack, defense and healing abilities.
- Level up to 35: Dungeon Siege III: Treasures of the Sun will further power up players by raising the game’s existing level cap from 30 to 35.
- More monsters and items: Players will encounter new monsters in the Aranoi Desert—including mummies and giant skeletons—and will find more powerful items, adding to the thousands already available in Dungeon Siege III.
- Reallocate Talent & Proficiency Points: Players can reallocate points spent in Proficiencies and Talents, enabling changes to character customization throughout the campaign.
- New Enchanting System: Transmuting items now gives players chances at gaining powerful new Vials that allow them to enhance their weapons and armor through the DLC’s new enchanting system.