Add more zombies to spawn

[gritty topaz]

Zombie speartons and giants should be new spawnable units along with Kai rider as a new hero unit that can not be used alongside Kai

[quasi gust]

☠️

[crisp echo]

Nuh uh

[onyx arrow]

we don't need more tower spawns

[crisp echo]

Kai rider is confirmed, giant deads are literally just deads but stronger, and speardeads are gonna be hard to balance

[crisp echo]

This isn't tower spawn lol

[onyx arrow]

my bad then

[gritty topaz]

Oh