The sets announced are :
- Jedi training: Yoda, R2-D2 and Luke Skywalker fighting himself as Vader
- Battle of Geonosis: "...will include some jedi'..."
- Battle of Ilum: "...will include Padme in her snowbunny outfit..."
Thanks to forummember moff_tarkin
for the headsup. UPDATE:
Graham from iliketocollect.com
just came through with infos on a fourth set.
- Jundland Wastes Encounter: Luke Skywalker, Tusken Raider, C-3PO, R2-D2, Ben Kenobi