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