Full list of all 66 Just Cause 3 achievements worth 1,605 gamerscore. It takes around 60-80 hours to unlock all of the achievements in the base game.
The base game contains 47 achievements worth 1,000 Gamerscore, and there are 3 DLC packs containing 19 achievements worth 605 Gamerscore.
Unlock 10 Resupply Points by completing Encounters.
Have every GEAR MOD active for at least 1 minute each.
Find every vintage weapon and vehicle part.
Find every collectible strewn across Medici.
Unlock every weapon and vehicle available in the Rebel Drop menu.
Pay your respects at every Ancient Tomb.
Light a candle at every Rebel Shrine.
Discover all of Di Ravello's audio tapes.
Drive a land vehicle off of every Daredevil Jump in Medici.
Collect every vehicle available by bringing them to Mario's Garages.
Perform every Feat.
Complete Story Mission: Son of Medici.
Completely liberate Insula Striate.
Complete Story Mission: The Shatterer of Worlds.
Complete Story Mission: The Great Escape.
Get 1000000 Chaos.
Destroy all Chaos Objects in a Base without leaving your vehicle.
Complete Story Mission: Tangled Up In Blue.
Unlock every GEAR MOD in a single category.
Completely liberate Insula Dracon.
Beat a score you were Called-Out on.
Take sanctuary in a monastery to clear Heat Level 5.
Complete Story Mission: A Long and Dangerous Road.
Earn at least 3 Gears in one Challenge of every type.
Call-Out another player in a Feat.
Stand on foot at the highest point of Medici.
Tether an enemy to a launched gas cannister. Adeo, amico!
Complete Story Mission: Missile Cowboy.
Disable the FOW in Insula Fonte.
Unlock Rebel Drops for at least one land vehicle, one air vehicle, and one sea vehicle.
Plant a Booster Explosive on an enemy soldier. Then send them flying.
Get 100000 Chaos.
Unlock 3 Heat-Clearing Priests by completing Encounters.
Liberate 13 Settlements.
Destroy every Chaos Object in a Military Base without weapons, grenades, or planted explosives.
Successfully complete an Encounter.
Complete Story Mission: A Terrible Reaction.
Liberate a Province.
Unlock your first GEAR MOD and activate it.
Earn 5 Gears in a Challenge.
Beat another player's score in a Challenge.
Earn at least 3 Gears in a Challenge.
Complete Story Mission: Welcome Home.
Get 1000 Chaos.
Earn 5 Gears in every Challenge.
Completely liberate Insula Fonte.
100% Just Cause 3.
Beat the last mission of the Sky Fortress Expansion and complete the story arc.
Earn 5 Gears in all Challenges of the Sky Fortress Expansion.
Defeat the "Old Friend" (Boss at the end of "Taking Control").
Earn at least 1 Gear in all Challenges of the Sky Fortress Expansion.
Use the Barrel Roll to evade 10 incoming missiles.
Use the Bavarium Wingsuit to take off from water.
Defeat 1 of each Drone type.
Beat the last mission of the Mech Land Assault Expansion and complete the story arc.
Liberate 3 Detention Camps.
Destroy 30 enemy vehicles using the Mech's Force Pulse.
Earn at least 1 Gear in all Challenges of the Mech Land Assault Expansion.
Earn 5 Gears in all Challenges of the Mech Land Assault Expansion.
Hijack your first Mech.
Defeat 10 enemies with the same eDEN Spark strike.
Beat the last mission of the Bavarium Sea Heist expansion and complete the story arc.
Defeat 1 enemy helicopter using the eDEN Spark.
Defeat 10 enemy vehicles while in the air with the Rocket Boat.
Defeat 5 enemy helicopters with the Rocket Boat.
Get the Rocket Boat, also known as "The Loochador".