Vic Boss
Cleared every achievement.
50 
EXTRA OPS All Rank S
Cleared all EXTRA OPS missions at Rank S.
50 
Big Boss
Cleared all MAIN OPS and EXTRA OPS missions at Rank S.
50 
🔐 Completed ZEKE
Customize ZEKE's head parts and foot parts with special AI weapon parts.
50 
🔐 Vic Vos
Reach a total of 20,000 or more Affinity Points.
50 
🔐 Steel Eater
Throw a Peace Walker together with three other people.
50 
MAIN OPS All Rank S
Cleared all MAIN OPS missions at Rank S.
30 
EXTRA OPS All Rank A
Cleared all EXTRA OPS missions at Rank A or higher.
30 
Costume Collector
Obtained every costume.
30 
🔐 Gives me infinite ammo
Obtain Infinity Bandana.
30 
🔐 Stealth camouflage
Obtain stealth camouflage.
30 
Elite Forces
Cleared "Capture the Enemy Base 06" in OUTER OPS using only soldiers.
30 
🔐 Basilisk Eater
Fire a human sling shot.
30 
🔐 MAIN OPS All Rank A
Clear all MAIN OPS missions at Rank A or higher.
20 
EXTRA OPS All Cleared
Cleared all EXTRA OPS missions.
20 
Special Staff Recruiter
Assembled all special staff members.
20 
Paz's Thoughts
Read all of Paz's diary.
20 
Monster Hunter
Cleared all hunting quests.
20 
CQC Six Shot
Performed CQC six times in a row.
20 
🔐 You're pretty good
Shoot enemy right in the middle of the rear end.
20 
🔐 Launched ZEKE
Complete Metal Gear ZEKE.
20 
Deliverer
Exchanged items back and forth with another player using Delivery.
20 
Paz Mania
Obtained Rank S on a date with Paz.
20 
Kaz Mania
Obtained Rank S on a date with Kaz.
20 
Divine Wind
Collected a soldier using a divine wind.
20 
🔐 An Army Without Borders
Clear Prologue: An Army Without Borders.
10 
🔐 A Country Without An Army
Clear Chapter 1: A Country Without An Army.
10 
🔐 The Phantom Hero
Clear Chapter 2: The Phantom Hero.
10 
🔐 A Nation Reborn
Clear Chapter 3: A Nation Reborn.
10 
🔐 The Illusion of Peace
Clear Chapter 4: The Illusion of Peace.
10 
🔐 Outer Heaven
Clear Chapter 5: Outer Heaven.
10 
🔐 Failed again, did you?
Reach 50 or more game overs.
10 
🔐 There's nothing else you can do?
Roll 100 times or more in a single mission.
10 
Fulton Recovery Veteran
Reached 300 or more Fulton recoveries.
10 
Hold-Up Artist
Reached at least 100 hold-ups to incapacitate the enemy.
10 
Lethal Enforcer
Reached at least 100 kills.
10 
Stun Specialist
Reached at least 100 stun attacks or sleep-inducing attacks.
10 
Hideo Kojima
Recruited Hideo Kojima.
10 
Mech Catcher
Captured a mech.
10 
🔐 Kuwabara, Kuwabara
Hear a ghost on the radio.
10 
Huey's Thoughts
Read Huey's love letter.
10 
Strangelove's Thoughts
Read all of Strangelove's memoirs.
10 
🔐 I'm dead serious
Throw a chaff grenade at ZEKE (single player only).
10 
Leap of Faith
Performed a Leap of Faith.
10 
I feel... safe
Put on a cardboard box.
10 
Indirect Attack
Attacked enemy soldiers by blowing up an oil drum or truck (single player only).
10 
OUTER OPS Sortie
Carried out a mission in OUTER OPS.
10 
Trader
Carried out a trade.
10 
That looks tasty!
Nicely cooked a ration.
10 
VERSUS OPS All Rules
Played using all of the rules in VERSUS OPS.
10