A style of game where the player must click on something to earn points, which they spend on upgrades to increase the number of points they earn per click, or to increase the number of points they earn over a period of time without clicking.
Shambling undead humans who died after being infected by some sort of virus and are now "alive" again, commonly known for the desire to kill living human beings. Commonly paired with the (post-)apocalyptic genre.
