Install and launch the game

Win the game

Freeze the bus at least once

Set 5 zombies on fire with a single shot

Freeze 5 zombies with a single shot

Win the game using only the default weapon

Use the heavy Machine gun in every round and win the game

Shoot 10 barrels during the game

Score maximum points in a game

Used all available weapons in a round

Score 10 headshots in a run

Win the game without damage to Main Base

Kill all flying zombies before they land on the Main Base

Get all the achievements

Win the round with Main Base HP under 20%