Mercury Hg
21 Achievements
0-0h
PS3
Rarebonusium
Discover all 10 of the Bonus Levels in the Rare Earth Elements content pack.
6.0%
How to unlock the Rarebonusium achievement in Mercury Hg - Definitive Guide
FailedSeppuku
TrueAchievements
TrueAchievements
To unlock the bonus levels you need to collect all the Bonus Items in the specified levels to unlock them.
The levels in which you need all the Bonus Items are;
60, 90, 93, 64, 65, 96, 98, 67, 71 and 103.
You do not need to complete these bonus levels, just unlock them.
The levels in which you need all the Bonus Items are;
60, 90, 93, 64, 65, 96, 98, 67, 71 and 103.
You do not need to complete these bonus levels, just unlock them.