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