Depending on what happened in the previous 2 games, the characters are varied slightly. When starting a new game, if you chose for Kaiden to live, then Ashley won't be available as a character and same goes for if you choose to let Ashley survive.
Available squadmates throughout the game are:
Garrus
Liara
Kaiden (or Ashley).
James
EDI - She will become available later in the game.
Tali'Zorah - She can only be a squadmate for a few missions and she will appear later on in the game.
Shepard's allies are:
Joker ('Jeff')
Engineer Adams
Admiral Hackett
Luitenant Cortez
Specialist Traynor
Dr. Karin Chakwas
Diana Allers - She is a reporter who will request interviews after certain missions. You can also choose for her to leave the Normandy.
Miranda.
The main enemies are the Illusive Man and Kai Leng.
See the related link for more information.
(You will have to scroll down to get to the Mass Effect 3 characters).
There are multiple characters that you can romance, but not at the same time as another.
Yes, there will be a Mass effect 3. even if your Shepard died, there will be a mass effect 3.
Mass Effect 3 will be released March 6, 2012
Mass Effect 3 will be released March 9, 2012
yes
Some characters won't appear in the later games if you don't encounter them in earlier ones and transfer a saved game to the later ones.
You can scan planets and build relationships with the characters. You can also import the save game into Mass Effect 3, or import it into Mass Effect 2 so you start at the same level as when you finished the game. Other bonuses are included if you choose that option.
The SSV Normandy in Mass Effect The Normandy SR-2 in Mass Effect 2 & 3
Yes, it does, if you don't complete Legion's loyalty mission on Mass Effect 2 he won't survive The Suicide Mission, therefore he won't be in Mass Effect 3 and he is replaced by a AI of Legion.
Mass Effect 3 will be released on the Nintendo Wii U.
You can Download a Full Version Mass Effect 3 Game. See the related links Below where you can get.
Yes! Mass Effect 3 has its own Multiplayer Co=op Wave Mode.