Pickaxe+balloons, but it's very effective. There's a 3rd row of axe throwers, 45 axe throwers altogether. Only 2 catapult and 4 arrow to keep earth+bio stacks up.
Pickaxe+balloons, but it's very effective. There's a 3rd row of axe throwers, 45 axe throwers altogether. Only 2 catapult and 4 arrow to keep earth+bio stacks up.