Complex sentence: True 3D came in with the 1999 release of "Panzer General 3D Assault"; the units were small 3D models, and the view could be a perspective view over the battlefield.
Split into simpler sentences: True 3D came in with the 1999 release of "Panzer General 3D Assault". The units were small 3D models, and the view could be a perspective view over the battlefield.