Try accelerating and braking at the same time.
Destroy 20 buildings.
Get 25 headshots.
Use 20 airstrikes in co-op.
Destroy 50 objects using melee.
Destroy 50 objects with a grenade.
Destroy 50 objects with an RPG launcher.
Beat the Winching Challenge three times.
Complete one of Fiona's challenges.
Successfully complete 10 action hijacks.
Snipe 50 enemy vehicle drivers.
Make all factions HOSTILE.
Verify all high value targets.
Unlock all shop items.
Unlock all landing zones.
Complete three different races.
Come in first during a co-op race.
Destroy 200 objects from the gunner seat in co-op.
Play with a Mercenaries 2 developer or a player who already has this Achievement.
Earn $1 billion.
Earn $1 million.
Play co-op with a friend.
Capture all outposts for a single faction.