Kill the first zombie
Kill 1,000 zombies using M134
Buy AWP
Buy RPG-7
Make 100 Headshots using Shotgun
Kill the Electric zombie by shooting at his feet
Kill 20 Acid Zombies using SMG
Get skill Armor
Build 100 barricades in one game
Build 10 Flamethrower Traps in one game
Build 4 Zombie Grinder Traps in one game
Kill 100 zombies in one game
Build 2 Deadly Spinner Traps in one game
Improve Machete to maximum in Workbench
Improve Colt M1911 to maximum in Workbench
Improve SMG to maximum in Workbench
Improve Shotgun to maximum in Workbench
Improve M134 to maximum in Workbench
Improve AK-12 to maximum in Workbench
Improve RPG-7 to maximum in Workbench
Improve AWP to maximum in Workbench
Improve Barricade to maximum in Workbench
Kill 500 zombies in one game
Improve Turret to maximum in Workbench
Improve Zombie Grinder to maximum in Workbench
Improve Flamethrower to maximum in Workbench
Improve Deadly Spinner to maximum in Workbench
Earn 1,000 points on the repair in one game
Improve the skill "Resistance to damage" to the maximum
Improve the skill "Regeneration" to the maximum
Improve the skill "Invulnerability" to the maximum
Improve the skill "Health" to the maximum
Survive 30 waves
Kill 1,000 zombies in one game
Buy all kinds of traps in one game
Get Deadly Damage from Traps
Kill 5,000 zombies in one game
Spend 10,000 cash in one game
Spend 25,000 cash in one game
Spend 100,000 cash in one game
Spend 1,000,000 cash in one game
Good job! Completed all tasks!