Defensive mode involves starting off with a simple pistol and a small influx of zombies, as time progresses there are level intermissions where you can upgrade your arsenal and choose more advance weapons to help fend off the next round of monsters. Points are allocated to your soldier after each zombie insurgence is gunned down and you can spend these points on any weapons.
Survival mode sees a constant attack by zombies looking to eat you alive and destroy your base. As survival mode deepens an increasing number of zombies emerge and it can prove very difficult to fend them all off along with some other hideous monster mutations! Regardless of what weaponary you have at your disposable a degree of accuracy is very important to avoid becoming over run.
Endless Zombie Rampage is certainly worth a play and can prove very addictive, its simple aim and fantastic weaponary and sound effects gives it an immersive kick which will make you hungry for more zombie slaying fun in the future.