Raised bond with Quiet to the maximum.
Completed "VOICES" mission.
Earned a total of 10,000,000 GMP or more.
Completed "TRAITORS' CARAVAN" mission.
Made Quiet available for deployment.
Developed 100 or more development items.
Increased Mother Base staff to 250 or more personnel.
Completed "HELLBOUND" mission.
Developed 50 or more development items.
Extracted a female prisoner.
Completed "WHERE DO THE BEES SLEEP?" mission.
Increased Mother Base staff to 50 or more personnel.
Interrogated an enemy soldier.
Completed a SIDE OP.
Fulton extracted an enemy soldier.
Completed "PHANTOM LIMBS" mission.
Captured an outpost or guard post.
Completed "PROLOGUE: AWAKENING" mission.
Completed "METALLIC ARCHAEA" mission.
Completed "SAHELANTHROPUS" mission.
Completed "A QUIET EXIT" mission.
Completed "TRUTH: THE MAN WHO SOLD THE WORLD" mission.
Completed a mission using a Combat Unit staff member.
Completed all missions.
Completed all mission tasks.
Completed all missions with an S rank.
Completed all "Mine Clearing" SIDE OPS.
Completed all SIDE OPS.
Completed all key Dispatch Missions.
Played an "Infiltration" FOB mission.
Made D-Dog available for deployment.
Raised bond with D-Horse to the maximum.
Raised bond with D-Dog to the maximum.
Raised all Teams/Units to level 50.
Developed 300 or more development items.
Constructed all available platforms for Mother Base.
Developed a nuclear weapon.
Disposed of a nuclear weapon.
Extracted all wild animal species.
Obtained all blueprints and key items.
Obtained all memento photos.
Obtained the codename "Hero."