Here is the full list of all 48 inFAMOUS Second Son trophies - there are 34 bronze, 11 silver, 2 gold and 1 platinum.
Collect all trophies
Finish the game on Expert difficulty
Take out 10 street musicians
Comet Drop on three coughing enemies
Defeat an enemy using three different power sources
Stay in the air for more than 45 seconds
Finish the story with Good Karma
Expose the corruption of the powerful
Everyone deserves a second chance
Stand up for the helpless
Achieve Level 5 Good Karma
Rescue 10 escaped conduits from angry mobs
Practice self-control
Rescue 10 suspects from suspicion pens
Dash through two red air vents without touching the ground and then Comet Drop on an enemy
Heal 10 wounded civilians
Risk your freedom to protect those you care about
Beat down 10 sign twirlers
Collect all the Informant Audio Logs
Clear the D.U.P. out of the entire city
Destroy all the D.U.P. Hidden Cameras
Complete all the Stencil Art
Defeat all the D.U.P. Secret Agents
Destroy all of the D.U.P. security cameras
Collect all the Blast Shards
Clear the D.U.P. out of half the districts in the city
Comet Drop over 170 meters
Complete all of the District Showdowns in the city
Complete Showdowns in half of the districts
Bust 10 drug dealers
Finish the story with Evil Karma
Show the world that nobody can protect them
Clear the D.U.P. completely out of a district
An eye for an eye, a tooth for a tooth
Destroy 5 cars in 5 seconds
Kill 10 obnoxious Akuran gang members
Complete a District Showdown
Destroy half the D.U.P. security cameras
Don't fear the weak
Achieve Level 5 Evil Karma
Collect half the Blast Shards
Use a Karmic Streak attack to defeat exactly one enemy
Get them before they get you
Disrupt 10 activist rallies
Hit three weak points with Neon Beam in 6 seconds
Defeat 10 enemies by detonating ammo crates
Finish off 10 wounded enemies or civilians
Look out for yourself, no matter the consequences