No missable achievements (plus 20 unknown)
Sign in with Steam or Xbox to track your progress, and:
Complete the first main mission objective.
Kill two enemy vehicles with one rocket.
Destroy 1,000 buildings.
Score at least 500,000 points in a single mission.
Complete all levels at least on normal difficulty.
Complete a mission in co-op mode.
Complete a (non-tutorial) mission using only the machine gun.
Complete at least one mission with each helicopter.
Destroy your chopper with your own guided rocket.
Complete a (non-tutorial) mission in 8 minutes or less.
Complete a (non-tutorial) mission using only rockets.
Kill a boss/miniboss by smashing into it.
Kill 100 enemy helicopters.
Purge the island of the dead.
Locate and winch up the Lost Ark.
Collect all 25 crates hidden in various locations.
Kill 10 vehicles by smashing into them.
Find and eliminate Pedro in all locations.
Get all stars in all missions.
Complete the 'Stomp The Snake' mission on expert difficulty level in co-op mode.