Originally Posted by GhanBuriGhan 
You read first-person 3D and think of party and turn-based? I would say that's a highly unlikely combination.
Edit— Ah I get it, you are thinking of a Wiz8 style game? Yeah, i guess that's at least a possibility.
It could always switch to an isometric view for turn-based combat. But yeah, that approach seems unlikely, alas.