According to a recent interview with Capcom’s Jun Takeuchi, Lost Planet 2 will contain in-depth character customization going beyond changing your appearance along with weapons configuration that suits individual style.
New gameplay elements have been added to co-op, forcing players to work together in news ways allowing players to apply new strategies to each mission.
A reward system along with new controls, and a bigger Akrid have also been implemented.
The full interview is over on GamePro. Go read it.