Hi there welcome to tower defense simulator you start out with scout and sniper you have to defend from zombies before they destroy your base, your base has 100 health you can upgrade your tower's which you place to attack zombies you get money each wave and from farms if you have farms scouts and snipers are a type of tower scouts do 1 damage at their starting point aka level 0 and do 1.2 dps snipers do 3 dps they do 6 damage and their firerate is 0.5 per second