Bandana and Stealth camouflage:
Complete Extra Ops 119 with an "S" rank for the Bandana or complete Extra Ops 050 with an "S" rank to unlock Stealth camouflage.
A Country Without An Army - Cleared Chapter 1: A Country Without An Army.
A Nation Reborn - Cleared Chapter 3: A Nation Reborn.
An Army Without Borders - Cleared Prologue: An Army Without Borders.
Basilisk Eater - Defeated Pupa, Chrysalis, Cocoon, Peace Walker.
Costume Collector - Obtained every costume.
CQC Six Shot - Performed CQC six times in a row.
Delivery - Sent an item using Delivery.
Divine Wind - Collected a soldier using a divine wind.
Don't you have anything else to do with your time? - Rolled 100 times or more in a single mission.
EXTRA OPS All Cleared - Cleared all EXTRA OPS missions.
EXTRA OPS All Rank A - Cleared all EXTRA OPS missions at Rank A or higher.
Fulton Recovery Veteran - Reached 300 Fulton recoveries.
Hideo Kojima - Recruited Hideo Kojima.
Hold-Up Artist - Reached 100 hold-ups.
Huey's Thoughts - Read Huey's love letter.
I feel... safe - Wearing a cardboard box gives you that feeling of inner peace.
I'm dead serious - Threw a chaff grenade at ZEKE (single player only).
Indirect Attack - Attacked enemy soldiers by blowing up an oil drum or truck (single player only).
Kaz Mania - Obtained Rank S on a date with Kaz.
Kuwabara, Kuwabara - Heard a ghost on the radio.
Launched ZEKE - Complete Metal Gear ZEKE.
Leap of Faith - Performed a Leap of Faith.
Lethal Enforcer - Reached 100 kills.
MAIN OPS All Rank A - Cleared all MAIN OPS at Rank A or higher.
Mech Catcher - Captured a mech.
Monster Hunter - Cleared all hunting quests.
Outer Heaven - Cleared Chapter 5: Outer Heaven.
OUTER OPS Sortie - Carried out a mission in OUTER OPS.
Paz Mania - Obtained Rank S on a date with Paz.
Paz's Thoughts - Read all of Paz's diary.
Strangelove's Thoughts - Read all of Strangelove's memoirs.
Stun Specialist - Reached at least 100 stun attacks or sleep-inducing attacks.
That looks tasty! - Nicely cooked a ration.
The Illusion of Peace - Cleared Chapter 4: The Illusion of Peace.
The Phantom Hero - Cleared Chapter 2: The Phantom Hero.
Trader - Carried out a trade.
VERSUS OPS All Rules - Played using all of the rules in VERSUS OPS.
You have far too many Game Overs - Reached 50 or more game overs.
You're pretty good - Shot enemy right in the middle of the rear end.
Completed ZEKE - Customized ZEKE's head parts and foot parts with special AI weapon parts.
Elite Forces - Cleared 'Capture the Enemy Base 06' in OUTER OPS using only soldiers.
EXTRA OPS All Rank S - Cleared all EXTRA OPS missions at Rank S.
Gives me infinite ammo - Acquired Infinity Bandana. Never worry about running out of bullets ever again.
MAIN OPS All Rank S - Cleared all MAIN OPS at Rank S.
Special Staff Recruiter - Assembled all special staff members.
Stealth camouflage - Acquired stealth camouflage. Never worry about being detected ever again.
Steel Eater - Defeated all AI weapons.
Big Boss - Cleared all MAIN OPS and EXTRA OPS missions at Rank S.
Vic Vos - Reached a total of 20,000 or more Camaraderie.
Vic Boss - Earn all Bronze, Silver, and Gold trophies.