Jack the Builder

 

Put blockades on every door and window in one level.

Poo Dance

 

Make ten infected zombies dance at the same time.

Nightshift

 

Play five minutes in darkness.

All Traps

 

Build every trap and a wood blockade in one level.

Bomber

 

Kill twenty zombies with a single bomb trap.

Work force

 

Employ 20 construction zombies at the same time.

Dead can Dance

 

Activate the Jukebox and make a zombie dance.

Cactustime

 

While playing Mike, search four cacti in a row.

Quintupel Super Awesome

 

Build five blockades with super awesome finish in a row.

Multikill

 

While playing Foxy, kill three zombies with one melee attack.

Game Complete

 

Complete all singleplayer levels.

Medal Seeker

 

Win all gold medals in all singleplayer levels.