Complete the indicated task to unlock the achievement.

Achievement	How to unlock
Chapter 1 - "Escape"	Complete chapter 1.
Chapter 2 - "Tremors"	Complete chapter 2.
Chapter 3 - "Sweet Home"	Complete chapter 3.
Crazy	1000 Kills.
Expert	Died 20 times.
Fearless	3000 Kills.
Indestructible	150 Kills.
Invincible	50 Kills.
Killer	2000 Kills.
Newbie	Died 1 time.
Stubborn	Died 50 times.
Tactician	25 Kills.