I thought the Quarians didn't have a homeworld,just a flotilla of ships?
Interesting...
Uhm they were chased away from it by the Geth. The great exodus.
Here are some spoilers and information from the art of the mass effect universe which contained information from all 3 Mass Effect games. Now maybe some things might be tweaked some before the actual game comes out, I don't know. If you don't want to know, DON'T READ
Jack is back and with some hair and appears to be a teacher at Grissom Academy.
EDI gets a robotic female body
The Prothean statues on Ilos were meant to be ambiguous as the developers were not sure on their final look and they were not sure on how much they would end up showing their final appearance. Apparently the Prothean squad member was in stasis for all this time.
Kai Leng who was the top Cerberus assassin in the novels makes and appearance. He has more cybernetic implants now. Probably will try and kill Shepard.
The Illusive man becomes indoctrinated and you will fight him on his ship.
The Rachni are back after being gone from ME2
Reaper forces:
Banshee: converted Asari matriarch
Cannibal: converted Batarian
Brute: converted Krogan body with Turian head
Marauder: converted Turian that is the general of the husks
Harvester: converted harvester from ME2 loyalty mission with Grunt
Some places you will visit
Obviously Earth
Mars- appears to be come kind of mining complex
Sur'Kesh- Salarian homeworld
Tuchanka
Rannoch- The Quarian homeworld
Thessia- Asari homeworld
The Citadel
Menae- a Turian moon
Cerberus Headquarters
The Crucible- some type of massive rocket-propelled bomb
I was wondering about that with the prothean squadmate. I kind of figured they had not settled on a final look for the protheans.
Not super-spoilers, depending on your point-of-view, but very interesting. Thanks for sharing.