Board Thread:R2D - General Discussion/@comment-26310078-20150423222321/@comment-26310078-20150423230331

Zevei wrote:

Simple solution: All zombies except tanks do 8 damage and you have  to buy upgrades. rich troll upgrades crawler's damage and speed to 100

everyone dies You can only upgrade your zombie 5 times, with each upgrade adding 2 damage.