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