You can use space bar or click to shoot out bullets. Zombie survival like all of the other it is the same fight the zombies and don't die good luck At the end of the game it will add an extra second so just subtract it by one New Update the new zombie king and zombie boss has been added with 75 and 1000 health and if your trying to find it the zombie king has a crown and trying to find the zombie boss is hard because it is a 1 in 500 chance of finding so it is hard but it looks like the zombie king with eyes. Since there are new zombies more health because it was harder. Also a medic zombie is added when you kill it you will get more health when it says health boost click it then you will summon the medic zombie.
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