As for what we changed in the engine - here's the list:
- Updated graphics engine including real time 3D characters with support for DX9 and higher resolutions.
- Total control over party members.
- Zooming functionality.
- Over the top magical effects.
- Fully spoken dialogues.
- A new character development system including a new skill system and advanced character creation options.
- A new reputation system.
- Real time generation of dungeons, maps and quests.
- A better balanced equipment and trading system with many new and unique items.