Here is the full list of all 50 Just Cause 2 achievements. It takes around 50-60 hours to unlock all of the achievements on Windows.
Complete story mission 7.
Bonus for completing the game on normal difficulty.
Complete story mission 6.
Complete story mission 5.
Complete story mission 4.
Complete 49 faction missions.
Drive all 104 vehicles.
Complete story mission 3.
Reach 75% completion in the normal mode or mercenary mode.
Kill 30 enemies by mowing them down with vehicles.
Kill 5 enemies by smashing them with an object tethered to your vehicle with the grappling hook.
Complete 50 challenges.
Reach 50% completion in the normal mode or mercenary mode.
Collect 150 faction items.
Get 100 stunt driver points.
Complete 10 challenges.
Travel 75 kilometers by land vehicle.
Assassinate 25 colonels.
Collect 1000 resource items.
Base jump 1000 meters.
Complete 9 stronghold takeovers.
Complete 1000 sabotages.
Kill 30 enemies while they're suspended in the air with the grappling hook.
Reach 100% complete in 100 locations.
Kill 20 enemies in 60 seconds.
Kill 50 enemies using melee attacks.
Discover 100 locations.
Stand on foot at the highest point of Panau.
Open the parachute and then land on foot 300 meters above the starting height.
Fly an airplane under 30 unique bridges in Panau.
Fly an airplane close to the ground for 30 seconds.
Kill 5 enemies by dragging them behind a vehicle with the grappling hook.
Kill 5 enemies with the melee attack while they're suspended with the grappling hook.
Kill 30 enemies while they're falling through the air.
Hijack 50 enemy vehicles.
Kill 30 enemies by using the grappling hook and making them fall to their death.
Kill 50 enemies in a row with inventory weapons without losing health.
Drive 30 different vehicles.
Kill 50 enemies with headshots.
Kill 750 enemies.
Complete 3 stronghold takeovers.
Complete 100 sabotages.
Reach 100% complete in 15 locations.
Collect 100 resource items.
Complete story mission 2.
Complete story mission 1.
Destroy 30 objects in 60 seconds.
Cause chaos for the first time.
Bonus for completing the game on hard difficulty. Also gives you the bonus for normal difficulty.
Bonus for completing the game on extreme difficulty. Also gives you the bonus for hard and normal difficulties.