Talk:Mortar Team/@comment-25115898-20140720011405

Upgrade Time

Level 1 = 2m

Level 2 = 3m

Level 3 = 4m

Level 4 = 5m

Upgrade Cost

Level 1: OK

Level 2: Metal = 1,080 / Oil: 1,920

Level 3: Metal = 1,296 / Oil: 2,304

Level 4: OK