Here is the full list of all 35 Buzz!: The Ultimate Music Quiz trophies - there are 18 bronze, 11 silver, 5 gold and 1 platinum.
Unlock all trophies
Complete any game mode for the first time
Complete a custom game
A new player wins a multiplayer game
The same player wins five games in a row
Have a clear lead at the end of every round and win a classic or online game
A player answers every question faced correctly and wins a classic or online game
A player answers every question the fastest and correctly during ‘Fastest Finger’ or ‘Stop the Clock’
The same player wins every question in ‘Point Stealer’
The same player is stolen from for every question in ‘Point Stealer’
The same player wins every question in ‘Pie Fight’
A player answers every question correctly during ‘High Stakes’ betting 500 each time
A player answers every question correctly during ‘High Stakes’ but never bets 500
No players answer incorrectly during ‘Tune Warp’
A player answers five questions incorrectly in a row during ‘Over the Edge’
A player starts or falls into last place during ‘Final Countdown’ but goes on to win the game
Complete a multiplayer game of Buzz!™ Move
Complete a singleplayer game of Buzz!™ Move
A player answers five questions correctly in a row during a game of Buzz!™ Move
Shoot five bonus UFOs during a round of ‘Master Blaster’ in Buzz!™ Move
A player answers ten questions correctly in a row during a game of Buzz!™ Move
Complete an online game
Create and play a MyBuzz!™ playlist
Achieve 9,000 points in the ‘Stop the Clock Challenge’ or answer 25 questions in the ‘Over the Edge Challenge’
Achieve 11,000 points in the ‘Stop the Clock Challenge’ or answer 50 questions in the ‘Over the Edge Challenge’
Achieve 13,000 points in the ‘Stop the Clock Challenge’ or answer 75 questions in the ‘Over the Edge Challenge’
Start a classic game using a custom buzzer sound
Complete a classic 4-player game using Paper Face on all contestants and the host
Post match stats to Facebook after a game
‘Final Countdown’ goes to a tie-break
A player takes the lead at the end of one round in a classic or online game but finishes the game in last place
A player wins 25 games
Play the same game mode three times in a row
Have a rematch online
Finish in first and second place with two local players during an online game