- Bonus characters
Successfully complete the indicated task in Career mode to unlock the corresponding character:

Rob Trujillo	Get 100 stars on bass.
Lars Ulrich (Classic)	Get 150 stars on drums.
Lars Ulrich	Get 100 stars on drums.
Zach Harmon	Get 100 stars in a band.
Shirley Crowley	Get 55 stars on bass.
James Hetfield (Zombie)	Get 200 stars on vocals.
King Diamond	Successfully complete the 'Evil' song with any instrument.
James Hetfield	Get 100 stars on vocals.
Matty Cannz	Get 55 stars on drums.
Riki Lee	Get 55 stars on vocals.
Lemmy	Successfully complete the 'Ace Of Spades' song with any instrument.
Marcus Fretshreder	Get 55 stars on guitar.
Kirk Hammet	Get 100 stars on guitar.
Rob Trujillo (Zombie)	Get 200 stars on bass.
Kirk Hammet (Zombie)	Get 200 stars on guitar.
James Hetfield (Classic)	Get 150 stars on vocals.
Zach Harmon (Classic)	Get 150 stars in a band.
Lars Ulrich (Zombie)	Get 200 stars on drums.
Kirk Hammet (Classic)	Get 150 stars on guitar.
Rob Trujillo (Classic)	Get 150 stars on bass.
Zach Harmon (Zombie)	Get 200 stars in a band.

- Bonus instruments
Successfully complete the indicated task in Career mode to unlock the corresponding instrument:

Klown bass	Get 45 stars on bass.
Mean Green bass	Get 25 stars on bass.

- Activate Cheats
At the main menu, select 'Options', 'Cheats', 'Enter New Cheat', then enter one of the following codes to unlock the corresponding cheat option. If you entered the code correctly, a message will appear.

Air Instruments Push Red(2), Blue, Yellow, Green(3), Yellow.
Auto Kick Push Yellow, Green, Red, Blue(4), Red. This mode automatically plays the bass pedal for the drummer. It has no effect online. Notice	This code prevents achievements from being earned.
Gem Color Push Blue, Red(2), Green, Red, Green, Red, Yellow.
Metallica Costumes Push Green, Red, Yellow, Blue(2), Yellow, Red, Green.
Always Slide Push Green(2), Red(2), Yellow, Red, Yellow, Blue. This mode turns all guitar notes (not chords) into touch pad sliding notes connected by purple lines. It has no effect online. Notice	This code prevents achievements from being earned.
Performance mode Push Yellow(2), Blue, Red, Blue, Green, Red(2).
Invisible Rocker Push Green, Red, Yellow(3), Blue(2), Green.
Line 6 Effects Push Green, Red, Yellow, Blue, Red, Yellow, Blue, Green to unlock additional Line 6 effects in the Music Studio.
Flame Color Push Green, Red, Green, Blue, Red(2), Yellow, Blue.
Always Drum Fill Push Red(3), Blue(2), Green(2), Yellow.
Star Color Push Red(2), Yellow, Red, Blue, Red, Red, Blue.
Hyperguitar, Hyperbass, and Hyperdrums Push Green, Blue, Red, Yellow(2), Red, Green(2).
Black Highway Push Yellow, Red, Green, Red, Green, Red(2), Blue.
Vocal Fireball Push Red, Green(2), Yellow, Blue, Green, Yellow, Green. 100%; background

- Achievements
Do the following things to obtain the corresponding Gamerscore points:

5 Points
The More I See	Finish the Tutorials.
The Memory Remains	Watch a Metallifacts video.
Reload	Download a song from GHTunes.
10 Points
The Unforgiven	Be victorious in an online Face-Off match.
Better Than You	Be victorious in an online Pro Face-Off match.
One	Finish a song with any instrument on Hard or Expert in local Quickplay or Career.
Black	Be victorious in an online battle match with the Fade to Black power up.
15 Points
Wherever I May Roam	Finish a song in every venue.
2-4 player band Points
Nothing Else Matters (50 points)	Finish the career in a band (2-4 player band).
25 Points
Lars Ulrich	Finish the career as the drummer.
Kirk Hammett	Finish the career as the guitarist.
Seek & Destroy	Play 20 online matches.
Robert Trujillo	Finish the career as the bassist.
James Hetfield	Finish the career as the vocalist.
150 Points
Holier Than Thou	Finish all instrument careers.
4 player band Points
2 X 4 (10 points)	Gain a band Hot Streak (4 player band).
The Four Horsemen (20 points)	Finish a song with all band members on expert in Quickplay or Career (4 player band).
Ride the Lightning (10 points)	You triggered star power simultaneously (4 player band).
Metal Militia (30 points)	100% a song (4 player band).
4 players Points
The Struggle Within (10 points)	Finish a song in a band in Quickplay or Career (4 players).
50 Points
The Ecstacy of Gold	Gain $15,000.
...And Justice for All	Gain 100 stars in Band Career or any single instrument Career.
8 players Points
Blitzkrieg (10 points)	Be victorious in an online Band v Band match (8 players).

5 Points
Stone Dead Forever	You completed a song at The Stone venue.
Damage Inc.	You performed as the drummer.
Some Kind of Monster	You performed as the guitarist.
Lemmy	You rocked out as Lemmy.
Trapped Under Ice	You completed a song at the Ice Cave venue.
Fixxxer	You created a new custom instrument.
Motorbreath	You performed as the vocalist.
Blackened	You created a custom tattoo.
Eye of the Bekeep pusheder	You created a new custom band logo.
Invisible Kid	You performed as the bassist.
King Diamond	You rocked out as King Diamond.
Disposable Heroes	You created a new custom rocker.
Cure	You recovered from a poor performance in Quickplay or Career.
10 Points
Master of Puppets	You scored the highest individual score on a song in a band.
The Unforgiven II	You won an online Face-Off match by 25,000 points or more.
The House Jack Built	You completed a song in every In-the-Round venue.
Astronomy	You hit every star power phrase in the song Orion.
The Unforgiven III	You won an online Pro Face-Off match by 25,000 points or more.
15 Points
Green Hell	Drummed every green note and finished the song Blood and Thunder with the rock meter in green.
30 Points
Stone Cold Crazy	You scored 65,000 on Stone Cold Crazy as the vocalist.
Dyer's Eve	You scored 450,000 on the song Dyer's Eve as the drummer.
Enter Sandman	You scored 330,000 on the song Enter Sandman on guitar.
Fight Fire with Fire	You scored 340,000 on the song Fight Fire with Fire as the bassist.
Battery	You scored 1,000,000 on the song Battery as a band.
Creeping Death	You scored 575,000 on the song Creeping Death as the guitarist.

- Bonus songs
Successfully complete the indicated task in Career mode to unlock the corresponding song:

'Broken, Clear & Scarred'	Successfully complete 'The Thing That Should Not Be' song with any instrument.
'Cyanide'	Successfully complete 'The Thing That Should Not Be' song with any instrument.
'My Apocalypse'	Successfully complete 'The Thing That Should Not Be' song with any instrument.

Aren't you satisfied? Do you need help? You can try to leave a comment below, or click here to enter into our Forum.