Kill 30 enemies while they're suspended in the air with the grappling hook.

Kill 50 enemies in a row with inventory weapons without losing health.

Kill 5 enemies by smashing them with an object tethered to your vehicle with the grappling hook.

Bonus for completing the game on Hardcore difficulty.

Complete 9 stronghold takeovers.

Fly an airplane under 30 unique bridges in Panau.

Reach 50% completion in the normal mode or mercenary mode.

Collect 1000 resource items.

Reach 100% complete in 100 locations.

Complete 50 challenges.

Get 100 stunt driver points.

Kill 5 enemies with the melee attack while they're suspended with the grappling hook.

Fly an airplane close to the ground for 30 seconds.