Here is the full list of all 50 Rock Revolution achievements worth 1,000 gamerscore.
Play a total of 100 online games
Win a total of 50 ranked online games
Play a total of 50 online games
Win a total of 10 ranked online games
Complete a song in an online co-op game
Win 5 ranked Versus online games in a row
Hit 100% notes in any online game
Win 3 ranked Versus online games in a row
Beat an online opponent on your friends list
Compete in a six player Band Battle and be in the winning band!
Complete all songs on Expert Difficulty for an instrument in Career or Quickplay
100% any song on expert difficulty
Complete a song in a local co-op session
Win 10 local multiplayer VS sessions
Win 5 local multiplayer VS sessions in a row
Create a song using the song generator in Studio Mode
Save a song you have created in Studio Mode
Record on all 8 tracks in Studio Mode
Try out all the instrument sounds in Studio Mode
Hit all notes in an expert song at 50% speed in rehearsal
Complete all tutorials for either instrument
Complete at least one song performance with each of the characters in Career or Quickplay
Reach a cumulative 'career points' total of 50,000,000 for an instrument
Max out the Combo Meter
Complete Career mode for an instrument
Complete all Discs to Platinum standard for an instrument
Complete all songs for an instrument in Career or Quickplay
Recover a song performance from the red warning level in Career or Quickplay
Score 1,000,000 points for a song in Career or Quickplay
Finish a song performance on expert difficulty in Career or Quickplay
Earn a 777 hit combo
Complete a song to 100% on any difficulty
Complete a poster gig at any difficulty level for an instrument
Earn a 500 hit combo
Complete all events on a Disc in Career Mode at any difficulty
Achieve a Gold rating for a Disc in Career Mode
Activate the Power Meter 3 times in a song
Earn a 250 hit combo
Earn a 100 hit combo
Complete your first event in Career mode
Reach the maximum multiplier (x8)
Complete all Discs to at least Gold standard for both instrument Careers
Complete all discs to Platinum standard for both instrument Careers
Complete all Studio Recording challenges at expert difficulty for an instrument
Complete all Band Practice challenges at expert difficulty for an instrument
Complete all Poison Note challenges at expert difficulty for an instrument
Complete all Crank It Up challenges at expert difficulty for an instrument
Complete all In The Zone challenges at expert difficulty for an instrument
Complete all album and gig events in the guitar career at Expert difficulty
Complete all album and gig events in the drum career at Expert difficulty