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