Assault Heroes ™

	Assault Hero Complete the game.
	Lair Slayer Complete all underground zones without using a continue.
	Peace Maker Finish a zone killing less than 50% of the enemies.
	Sharp Shooter Keep your accuracy higher than 70%.
	Survivor Finish a zone killing 60% of the units on foot.
	Annihilator Kill more than 85% of the total enemies in a zone.
	Exterminator Defeat the giant spider.
	Small Arms Expert Finish a zone without using grenades or nukes.
	Speed Freak Finish a zone in less than 15 minutes.
	Tricked Out Max out all of the vehicle power-ups.
	Twin Medal Finish a zone in Co-op mode.
	Unstoppable Finish a zone without losing a life.