Mass Effect 2
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1,724
(1,355)

Mass Effect 2

4.7 from 10387 votes
 

84,665 tracked gamers have this game, 14,026 have completed it (16.57%) | 70 want to boost

There are a maximum of 62 Mass Effect 2 achievements (50 without DLC) worth 1,724 (1,355)

Achievement Details

Treason Achievement in Mass Effect 2

Treason11 (10)

Offline Required - This achievement requires play in offline game modesSingle Player - This achievement can be obtained in single player game modesMissable - This achievement will require starting a new save file if the opportunity to obtain it is missed
Gain the loyalty of the quarian

0.0Earn this in the Mass Effect 2 Walkthrough

Achievement Guide for Treason

AuthorSolution
TakeTheToast
212,970
TakeTheToast
Achievement won on 21 Apr 10
TA Score for this game: 1,724
Posted on 01 October 10 at 21:08
 This solution has 13 positive votes and 2 negative votes. Please log in to vote.
High Paragon/Renegade is almost a must for this loyalty mission because part of the mission revolves around a court trial. If you turn in the evidence about Tali's father she will not be loyal to you.
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