Here is the full list of all 51 Dead Rising 2: Off The Record trophies - there are 44 bronze, 3 silver, 3 gold and 1 platinum.
You have acquired all the trophies in Dead Rising 2: Off the Record
Kill 100,000 zombies.
Get at least a Bronze medal on all single-player challenges.
Get a Gold medal on all single-player challenges.
Get at least a Bronze medal on 10 different single-player challenges.
Get at least a Bronze medal on all co-op challenges.
Get a Gold medal on all co-op challenges.
Photograph 75 PP stickers.
Photograph 25 PP stickers.
Get at least a Bronze medal on 10 different co-op challenges.
Save a damsel in distress for the third and final time.
Defeat the mastermind of the Fortune City incident.
Destroy a "harvester."
Rescue a damsel in distress from the Twin Terrors.
Avert a mutiny.
Unlock the secret shortcut.
Defeat the motorcycle-riding psychopath.
Have a zombie slip in a puddle of vomit.
Get a survivor drunk.
Collect 50 combo cards.
Take a dose of Zombrex.
Restore power to the Yucatan Casino.
Take a photo of a survivor in a very dramatic situation.
Kill 12,345 zombies.
Play a carney game and win.
Get 8 survivors into a vehicle.
Have Snowflake attack and damage a psychopath.
Save the damsel in distress a second time.
Have Denyce attack and damage Sgt. Boykin.
Don't consume any meat, dairy or alcohol until the military arrives.
Kill 1337 zombies.
Get over 2,000 PP from a single zombie kill.
Get a medal on a challenge in Sandbox Mode.
Use the Snapshot skill move on a zombie.
Dress up completely in women's clothing.
Defeat 5 psychopaths in Co-op.
Take a picture of a psychopath.
Visit 10 different maintenance rooms.
Use the amusement park rides to kill 10 zombies at once.
Build one of the combo weapons new to Dead Rising 2: Off the Record.
Fill your camera's memory.
Get back in the game by gaining lots of PP from pictures.
Take an extremely erotic picture.
Use the Jump Kick to knock down 100 zombies.
Kill 69 zombies.
Take a picture with elements of horror, brutality, outtake and erotica in a single shot.
Photograph a PP sticker.
Unlock all skill moves.
Collect 20 combo cards.
Take a picture of your co-op partner during Co-op play.
Take a high PP value picture.