There are 12 achievements worth a total of 200 points
Complete all lessons in the tutorial
Complete the first challenge mission, "Dead Meat".
Complete all 13 main path challenge missions
Complete all 13 main path challenge missions under par time
Complete all 50 challenge missions
Complete all 50 challenge missions under par time
Complete any 10 challenge missions
Complete any 25 challenge missions
You killed all of the giant bears in "Number One Threat to America".
You killed 20 Steel Ronin
You cleaned up! You killed 20 Desolator Troopers.
You killed 20 Enemy Commandoes.