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