Zombie Clicker (ParkerTheGameDev)

HS stands for the high score.

ZPC stands for Zombies Per Click.

ZPS stands for Zombies Per Second.

Auto clicker gives you 5 ZPS.

Gun gives you 5 ZPC.

Bomb gives you 75 ZPS.

Milk gives you 350 ZPS.

Heaven door gives you 1,000,000 ZPS.