Guitar Hero: Metallica achievements
2,809
(1,000)

Guitar Hero: Metallica

4.1 from 4119 votes

There are a maximum of 50 Guitar Hero: Metallica achievements worth 2,809 (1,000)

55,278 tracked gamers have this game, 421 have completed it (0.76%)

Achievement Details

Secret Achievement in Guitar Hero: Metallica

Secret Achievement18 (10)

Continue playing to unlock this achievement. (Secret)

  • Unlocked by 17,911 tracked gamers (32% - TA Ratio = 1.75) 55,303  

Achievement Guide for Astronomy

AuthorSolution
EvoHero
151,241 (97,047)
EvoHero
Achievement won on 29 Mar 09
TA Score for this game: 1,960
Posted on 30 March 09 at 04:34, Edited on 03 April 09 at 06:09
This solution has 21 positive votes and 6 negative votes. Please log in to vote.
Astronomy - 10G
You hit every star power phrase in the song Orion

There are 17 star power phrases in the Guitar track for Orion, hit all of them on any difficulty to unlock the achievement. Thanks to ADaughen for confirming that this is achievable on drums and bass as well.
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