Here is the full list of all 50 Metal Gear Solid: Peace Walker HD Edition trophies - there are 39 bronze, 8 silver, 2 gold and 1 platinum.
Obtained every trophy.
Reached a total of 20,000 or more Camaraderie.
Obtained every costume.
Cleared all MAIN OPS and EXTRA OPS missions at Rank S.
Cleared all EXTRA OPS missions at Rank S.
Cleared all EXTRA OPS missions at Rank A or higher.
Cleared all EXTRA OPS missions.
Collected a soldier using a divine wind.
Cleared all hunting quests.
Heard a ghost on the radio.
Read all of Paz's diary.
Cleared all MAIN OPS missions at Rank S.
Cleared all MAIN OPS missions at Rank A or higher.
Acquired Infinity Bandana. Never worry about running out of bullets ever again.
Obtained Rank S on a date with Kaz.
Defeated all AI weapons.
Customized ZEKE's head parts and foot parts with special AI weapon parts.
Acquired stealth camouflage. Never worry about being detected ever again.
Cleared "Capture the Enemy Base 06" in OUTER OPS using only soldiers.
Reached 50 or more game overs.
Read all of Strangelove's memoirs.
Nicely cooked a ration.
Reached 300 Fulton recoveries.
Performed CQC six times in a row.
Cleared Chapter 5: Outer Heaven.
Threw a chaff grenade at ZEKE (single player only).
Assembled all special staff members.
Reached 100 hold-ups.
Shot enemy right in the middle of the rear end.
Obtained Rank S on a date with Paz.
Attacked enemy soldiers by blowing up an oil drum or truck (single player only).
Performed a Leap of Faith.
Complete Metal Gear ZEKE.
Cleared Chapter 4: The Illusion of Peace.
Defeated Pupa, Chrysalis, Cocoon, Peace Walker.
Reached 100 kills.
Cleared Chapter 3: A Nation Reborn.
Rolled 100 times or more in a single mission.
Cleared Chapter 2: The Phantom Hero.
Played using all of the rules in VERSUS OPS.
Carried out a trade.
Carried out a mission in OUTER OPS.
Read Huey's love letter.
Cleared Chapter 1: A Country Without An Army.
Recruited Hideo Kojima.
Reached at least 100 stun attacks or sleep-inducing attacks.
Sent an item using Delivery.
Captured a mech.
Wearing a cardboard box gives you that feeling of inner peace.
Cleared Prologue: An Army Without Borders.