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