- Takes place two (or three?) years after Symphonia
- Will feature an LMB based on Abyss' (free-running, pretty much)
- Will have some sort of monster capturing and raising system
- Is not being designed as a main entry
- Creative Developer is from Soul Calibur, neither Team Symphonia or Team MelFes are confirmed to be the actual ones working on this.
- Character Designer is not Kosuke Fujishima
- The main characters are Emil and Marta. Characters from Symphonia are supposedly only NPCs
Source:
http://tales.namco.com/forums/viewtopic.php?t=60501
Members of the Tales forum describe it as more of a spin-off than a sequel. It's to Symphonia what Dirge of Cerberus was to Final Fantasy VII.