Here are the key features of Titan Quest’s Anniversary Edition::

- Restored and improved multiplayer functionality, including new features like a built-in voice chat and NAT resolving for best multiplayer connectivity
- Support for more resolutions, larger camera distance and scaleable UI size
- Improved performance and general stability
- Support for modders through new modding options and a fully integrated Steam Workshop
- Complete balance rework with improvements to all Masteries, damage types, unique items and sets
- Countless bug fixes and other improvements, including ten years’ worth of community fixes
- Increased challenges and rewards for larger parties and on higher difficulty levels
- Dozens of new heroes and bosses to encounter
- Improved enemy and pet AI
- Quality of life features like higher stack limits, quick item pickup, a larger stash and a speed setting
- Reduced cheating with curbed exploits, removal of test items and mod comparison in multiplayer
- Steam Friend Invites
- Steam Achievements
- Steam Trading Cards