Metallurgy technology
60 red and 10 blue tech points
Zombie Mining is a Metallurgy technology in column 8 of the tech tree. Researching it costs 60 red and 10 blue tech points. It is hidden in the tree at the start. It needs Iron Smithing first. It unlocks Zombie Miner and Porter Station.
Branch
Column
Red points
Green points
Blue points
Total points
Unlocks
Reputation