Zombiotik

The Wall

Build a structure with 3 adjacent blocks

Tower of Babel

Build a tower with up to 3 blocks

Knocking at the door

50 blocks destroyed

ARG!

250 blocks destroyed

RWARG!

1000 blocks destroyed

Brains...

50 human infections

BRAINS!

250 human infections

BRRRRRAAINS!

1000 human infections

Isolation

Infect 3 players within alloted time

Overburdened

Obtain all power-ups in a single game

Stealthy Survivor

Succeed 3 "Close calls" in a single game

Master Ninja

Succeed 10 "Close calls" in a single game

Destructor

Destroy at least 10 structures in a single game

Annihilator

Destroy at least 30 structures in a single game

World Eater

Destroy at least 50 structures in a single game

BOOM!

Destroy at least 8 structures with explosive rage

King of the Hill

Obtain a perfect score in "Rescue" mode (3 points while others have 0)

Survivor

Obtain a score of 500 points or more in "Outbreak" mode