Fire The Zombies

This is a free standing pile shooting game against zombies. A variety of shells give zombies a hundred ways to die.
At the same time, it also needs certain strategies to arrange defensive arms and formations to resist the attack of each corpse king boss.
[free shooting, mowing zombies collect energy amplification move]
In the process of killing zombies, various bullets and energy blocks will drop. When the energy blocks are full, a wide range of bombing skills can be released. The bombing damage is very high. You can save them until the tide of corpses is coming and then release them to kill zombies at one time.
[ten corpse kings, each with skills]





...
[5 systems, more than a dozen defensive arms]
1 Orc system: the main ability is to kill. The last crazy Orc can kill zombies with a knife.
Drudgery - > orcs - > mad orcs

2 robot system: the main capability is ultra-high speed attack
Robot - > advanced robot

3 dragon system: fire, ice and high HP and damage, but the price is expensive.
Black Dragon - > Blue Dragon - > Red Dragon

4. War machine: the only one that can attack at a super long range and destroy zombies at a distance.
Soldiers - > rocket soldiers - > tanks

Biochemical species: there are flesh shield zombies and cell zombies. You can spray spray to heal surrounding units.
Meat shield - > Taishan - > biochemical cell


Finally, there is a system from pumpkin to self exposure bucket, which can self expose and burn zombies when zombies arrive.