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