Miner

Produces money by mining the ore. (You can only place 9 miners)

Level - 1 Costs 350 to place. Gives 3$

Level - 2 Costs 400. Gives 7$

Level - 3 Costs 2100. Gives 18$

Level - 4 Costs 5100. Gives 41$

Level - 5 Costs 12780. Gives 113$