Here is the full list of all 42 Metal Gear Solid V: The Phantom Pain achievements worth 1,000 gamerscore.
Disposed of a nuclear weapon.
Developed a nuclear weapon.
Raised all Teams/Units to level 50.
Completed "TRUTH: THE MAN WHO SOLD THE WORLD" mission.
Completed "A QUIET EXIT" mission.
Raised bond with D-Horse to the maximum.
Developed 100 or more development items.
Completed "SAHELANTHROPUS" mission.
Completed "METALLIC ARCHAEA" mission.
Raised bond with Quiet to the maximum.
Played an "Infiltration" FOB mission.
Earned a total of 10,000,000 GMP or more.
Completed "VOICES" mission.
Completed a mission using a Combat Unit staff member.
Completed "TRAITORS' CARAVAN" mission.
Made Quiet available for deployment.
Raised bond with D-Dog to the maximum.
Completed "HELLBOUND" mission.
Increased Mother Base staff to 250 or more personnel.
Developed 50 or more development items.
Made D-Dog available for deployment.
Completed "WHERE DO THE BEES SLEEP?" mission.
Extracted a female prisoner.
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.
Complete all missions.
Complete all mission tasks.
Complete all missions with an S rank.
Complete all "Mine Clearing" SIDE OPS.
Complete all SIDE OPS.
Complete all key Dispatch Missions.
Develop 300 or more development items.
Construct all available platforms for Mother Base.
Extract all wild animal species.
Obtain all blueprints and key items.
Obtain all memento photos.
Obtain the codename "Hero."