Here is the full list of all 50 Guitar Hero: Warriors of Rock achievements worth 1,000 gamerscore.
Follow any five Hero Feed items (Xbox LIVE only)
Expand your song library to at least 115 songs of any type. Be creative!
Deploy Star Power a total of 100 times (Quest)
Hit a cumulative total of 75,000 notes (Quest)
Hit a cumulative total of 150,000 notes (Quest)
Target another person's score on any Challenge and earn a higher grade than they did (Local QP+)
Target your own score on a Challenge and earn a higher grade than you did previously (Local QP+)
Earn all Stars from any one song (excluding the Power Challenge) (QP+)
Earn an 11x Band multiplier with any 4-player Band configuration (QP+)
Play any one non-GH(tm)Tracks song 10 or more times (QP+, Quest, Competitive)
5-Star any GH(tm)Tracks song containing at least 200 notes (QP+)
5-Star any song as a 4-player Non-Standard Band, with all players on Medium or higher (QP+)
5-Star any song as a 4-player Standard Band, with all players on Medium or higher (QP+)
Earn 1,000,000 points or more in a single play of a song in a Power Challenge (QP+)
Create and play a custom playlist of at least 5 songs, and earn 5 Stars on 5 of the songs (QP+)
Create and play a 5-song random playlist, earning 5 Stars on each song (QP+)
Beat any song with a final score of 133,337 (QP+, Competitive)
Beat any song with a final score ending in 000 as a Band (QP+)
As a single player, earn Gold or higher on three or more Challenges on a single play of a song (QP+)
As a single player, earn Diamond on two or more Challenges on a single play of a song (QP+)
Full-Combo any tutorial exercise (no missed notes or overstrums)
Recruit Warrior Judy (Quest)
Unleash Warrior Johnny (Quest)
Charm Warrior Casey (Quest)
Release Warrior Lars (Quest)
Awaken Warrior Axel (Quest)
Liberate Warrior Echo (Quest)
Free the Demigod of Rock (Quest)
Regain the Legendary Guitar (Quest)
Defeat the scourge of Rock (Quest)
Earn a total of 100 Stars (QP+)
Earn a total of 500 Stars (QP+)
Earn a total of 1000 Stars (QP+)
Dominate any 2 chapters of Quest (Earn all the Power Stars from any 2 chapters of Quest)
Earn a total of 2000 Stars (QP+)
Dominate any 4 chapters of Quest (Earn all the Power Stars from any 4 chapters of Quest)
Earn all the Power Stars from all character chapters (Quest)
Play 100 notes in a single GH(tm)Jam session
Complete a song with only a Guitarist and Bassist, both earning the same score (QP+)
Earn 40 Power Stars on a single song (Quest)
Beat Bohemian Rhapsody as a band with all on Medium or higher, and at least 2 vocalists (QP+)
Beat 2112 Part 4 as a Standard band with 3 or more members, all on Medium or higher difficulty (QP+)
Beat Holy Wars... The Punishment Due as a solo Bassist on Hard or higher difficulty (QP+)
Beat Fury of the Storm as a solo Drummer on Hard or higher difficulty (QP+)
Beat Black Widow of La Porte as a solo Expert Guitarist (QP+, no Powers)
Invoke Warrior Austin (Quest)
Summon Warrior Pandora (Quest)
Beat any song with a final score which is evenly divisible by 6 (QP+)
As a Standard Band, earn Gold or higher on 2 Band Challenges in a single play of a song (QP+)
Play Pro Faceoff, Momentum, Momentum+, Streakers, Do or Die, and Perfectionist at least once each