Will Darth Vader somehow return in Episode VII? — Page 2

Puggo - Jar Jar's Yoda said:

Maybe Obi-wan and Vader's force ghosts can have a lightsaber battle.

Seriously, it would be a terrible idea.  However, a new villain in a similar suit would be cool.

 That thought has crossed my mind. Vader's suit had to have been modeled after something ancient sith lords must have worn.