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