The one and only is obtained by selecting the mirror match option at the armax arsenal arena and successfully completing the match on normal or higher difficulty. How to unlock the the one and only achievement in mass effect legendary edition It's the one where you need to do a mirror match on normal, hardcore, or insanity I've heard that using the pain train map and hiding in a certain corner is a decent strategy, as is setting the difficulty to narrative and only turning it back one there's only one enemy left Also, apparently the modifier that increases player damage doesn't count against you either One way to obtain this achievement is by switching the difficulty before the end of the final round
Set the difficulty to narrative, complete the first and The one and only ! Here is how your screen should look like for get this achievement. For mass effect legendary edition on the playstation 4, a gamefaqs message board topic titled the one and only trophy (me3) is the hardest thing. The one and only is a silver trophy in mass effect 3 It can be received for
The one and only is the achievement awarded for beating a mirror match in the armax arena in the citadel dlc Grunt and wrex are available as squadmates during the dlc and in the arena if they are still alive at the end of their me3 storylines.
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