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