Half-Life 2 Episode 2 will feature a new weapon (Strider buster), new locations (missile silos, forrests, minefields), new vehicles, more complex physics puzzles, new gravity gun mode, new multiplayer mode and more open battles with large amount of enemies.
Sad for me but i still need to finish HF2 got far but never really played it again _ Sad for me but hey what can i say.......
awesome!