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.
Acquire all the trophies in Dead Rising 2: Off The Record.
Kill 100,000 zombies. [Host Only]
Get a gold medal on all single player challenges.
Get at least a bronze medal on all single player challenges.
Get at least a bronze medal on 10 different single player challenges.
Kill 12,345 zombies. [Host Only]
Get a gold medal on all co-op challenges.
Get at least a bronze medal on all co-op challenges.
Unlock all skill moves.
Get at least a bronze medal on 10 different co-op challenges.
Collect 50 combo cards.
Get over 2,000 PP from a single zombie kill.
Avert a mutiny.
Photograph 75 PP stickers.
Have Snowflake attack and damage a psychopath.
Take a photo of a survivor in a very dramatic situation.
Photograph 25 PP stickers.
Dress up completely in women's clothing.
Get 8 survivors into a vehicle.
Build one of the combo weapons new to Dead Rising 2: Off The Record.
Take an extremely erotic picture.
Take a picture with elements of horror, brutality, outtake and erotica in a single shot.
Get a survivor drunk.
Use the Snapshot skill move on a zombie.
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.
Get a medal on a challenge in Sandbox Mode.
Kill 1337 zombies. [Host Only]
Visit 10 different maintenance rooms.
Unlock the secret shortcut.
Use the Jump Kick to knock down 100 zombies.
Defeat 5 psychopaths in co-op.
Collect 20 combo cards.
Take a high PP value picture.
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.
Get back in the game by gaining lots of PP from pictures.
Play a carney game and win.
Use the amusement park rides to kill 10 zombies at once.
Have a zombie slip in a puddle of vomit.
Defeat the motorcycle-riding psychopath. [Story Mode Only]
Fill your camera's memory.
Photograph a PP sticker.
Kill 69 zombies. [Host Only]
Restore power to the Yucatan Casino.
Take a dose of Zombrex.
Take a picture of a psychopath.
Take a picture of your co-op partner during co-op play.