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