Mass Effect 3
Game
2,330
(1,550)

Mass Effect 3

4.6 from 5682 votes
 

61,310 tracked gamers have this game, 7,431 have completed it (12.12%) | 135 want to boost

There are a maximum of 68 Mass Effect 3 achievements (50 without DLC) worth 2,330 (1,550)

Achievement Details

Last Witness Achievement in Mass Effect 3

Last Witness28 (25)

Offline Required - This achievement requires play in offline game modesSingle Player - This achievement can be obtained in single player game modesMain Storyline - This achievement is gained automatically by progressing through the main game mode
Extract ancient technology.

Achievement Guide for Last Witness

AuthorSolution
SinisterArcher
50,361
SinisterArcher
Achievement won on 09 Mar 12
TA Score for this game: 1,223
Posted on 10 March 12 at 08:46
 This solution has 16 positive votes and 2 negative votes. Please log in to vote.
This is part of the story. You get this when you go to Thessia(Asari Homeworld). After you power up the Prothean Beacon, Kai Leng with attack you. After he steals the data and runs there is a cut scene and you get the achievement
Please log in to comment on this solution.
King fiShiZ
71,893
King fiShiZ
Achievement won offline
TA Score for this game: 1,881
Posted on 10 March 12 at 09:06
 This solution has 14 positive votes and 1 negative vote. Please log in to vote.
Location: Athena Nebula -> Parniha -> Planet Thessia
Mission: 9. Priority Mission: Thessia
Achievement missable: no, Story Mission

You get this Achievement for completing the Story Mission on Thessia.
Please log in to comment on this solution.