Updated the Zombie classes HP:
Classic Zombie : 2400 > 3000
Raptor Zombie : 1800 > 2400
Poison Zombie : 2800 > 3400
Big Zombie : 8000 > 10000
Leech Zombie : 2600 > 3100
Hopefully these will work.
If not, i will have to increase the cost of the new items.
Cheers,
Ray