Prev
Tech Research III
1,000 Diamond X 120
8H speed up X 60
1H speed up X 480
8H Research Speed Up X 40
1H Research Speed Up X 320
100 VIP Points X 2400
1M Food X 90
1M Metal X 90
200K Oil X 90
50K Alloy X 90
100K Golds X 85
200 USD
Buy
You can still cancel the payment in the subsequent steps