Here is the full list of all 50 Guitar Hero 5 trophies - there are 36 bronze, 12 silver, 1 gold and 1 platinum.
Earn all of the Bronze, Silver and Gold Trophies in Guitar Hero 5
Complete 300 songs in Quickplay
Complete 100 songs in Quickplay
Earn 3,000,000 points in a single song as a band
Make and complete a setlist which is at least 1 hour long
Collect 808 Stars in Career
Complete each on-disc song at least once (Career, Competitive or Quickplay)
Achieve a maxed out band multiplier as a standard band
As a 4 player standard band, all 4 players activate Star Power simultaneously
Play at least one song in Quickplay, Career and each Competitive game type
Play 10 4-Player RockFest Mode games of any type
Play a song with 4 Bass Guitarists
Play a song with 4 Vocalists
Make a standard 8-player Band v Band match online, win or lose
Play a song with 4 Drummers
Play an online match with 8 players, all on the same instrument
Play a song with 4 Lead Guitarists
Complete 5 band challenges at Gold or better
Earn 1,000,000 points in a single song as a solo act or band
Complete 20 Band Moments
Complete 14 songs in Quickplay
Create 4 rockers of your own and play a song with them locally in Career or Quickplay
Complete 50 of the challenges at Diamond
Get 95% of the way through 'Do You Feel Like We Do? (Live)'
Complete at least one challenge for every instrument at Gold level or better
Complete 50 of the challenges at Platinum or better
Complete 50 of the challenges at Gold or better
Meet all of the celebrity guests
Collect 505 Stars in Career
5 Star 'Ex-Girlfriend', 'Send A Little Love Token' and 'Only Happy When It Rains' as a Vocalist
Complete Career Mode
Unlock every venue in the world, and then some
Complete a 25-phrase streak as a Vocalist
Collect 303 Stars in Career
Complete any tutorial's lesson on a new feature
Create a custom instrument
Read 5 Tooltips in GHMix
Play 5 encore gigs
Earn 500,000 points in a single song as a solo act
Collect 101 Stars in Career
Streak through the entirety of a song in Quickplay or Career
Complete a 1001 note streak
Complete a sponsor gig challenge at Diamond level
Collect 25 Stars in Career
Earn 5 or more Stars on a song in Career or Quickplay
Complete a song with an average individual multiplier above 4x
Earn over 9000 points in a single Star Power deployment
Fill your Rock Meter all the way
Complete 25 Pro Face Off matches online (Win or Lose)
Create a music studio song