See the game over screen for the first time

Create your First Undead

Reach Level 2 of Biohazard

Kill 3 Guards at the Same Time with the Explosive Drone

Have a Sprider Drone revive 5 Undead at the Same Time

Create 20 Volatile Undead

Create 20 Perfect Undead

Kill 50 Humans by Yourself

Have Undeads Kill 100 Guards

Die 10 Times

Have a Perfect Undead Kill 5 Humans

Create 100 Undeads

Kill Everyone in the Level

Escape the Laboratory Area

Escape the Containment Area

Reach Level 10 of Biohazard

Reach Level 5 of Biohazard

Create a Perfect Undead

Create a Volatile Undead

Create 50 Undead

Enrage 20 Undead

Enrage 10 Undead

Create 30 Enraged Undead