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