Zombie Shooter 2 is a unique blend of two game genres - Action and RPG. Every player can choose a character to the liking, get experience to develop skills, earn money and spend it at weapons, medications and useful devices. All of this will be used against thousands of enemies.
Most popular community and official game content for the past week.  (?)
What does popular mean?
It means the content you're seeing has been rated up more than it has been rated down for the given time period.