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