Select tech to start calculate.

[16] Battlefield Teleport
[19] Flamethrower - Lv. 20
[55] Advanced Resource Stronghold
[49] Fire Bomber - Lv. 50
[17] Trade
[39] Flamethrower - Lv. 40
[16] Guild Depot
[45] Intermediate Resource Stronghold
[29] Mobile Flamethrower - Lv. 30
[55] Advanced Guild Logistic Department
[40] Masonry Arrow Tower
[38] Mangonel - Lv.40
[12] Guild Workshop
[29] Battering Ram 3
[55] Advanced Guild Stage Station
[17] Sieges Workshop
[49] Battering Ram - Lv. 50
[35] Basic Resource Stronghold
[29] Siege tower - Lv. 30
[16] Cross-server Teleport
[29] Fire Bomber - Lv. 30
[25] Clay Watchtower
[50] Blunt Ballista - Lv. 50
[37] Advanced Guild Workshop
[16] Boundary Marker
[18] Mangonel - Lv.20
[48] Trebuchet - Lv. 50
[50] Advanced Guild Depot
[12] Simple Watchtower
[35] Patrolling Wolf House
[37] Simple Ballista - Lv. 40
[40] Advanced Guild Shop
[37] Advanced Siege Bench
[17] Simple Ballista - Lv. 20 - Recipe
[28] Trebuchet - Lv. 30
[30] Common Planter
[48] Glazed Tile Arrow Tower
[40] Exclusive Planter
[20] FarmLand 1
[52] FubenEntry
[50] FarmLand 2
[30] Martial Studies