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Kingshot Tips

Regimental Expansion III

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AQuick answer
Regimental Expansion III has 4 Academy levels. The table below is the per-level resource and time cost, plus the listed power and buff increment at each rank.

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Per-level costs

LevelFoodWoodStoneIronGoldTime
1300,000300,00060,00015,0003,3002h 40m
2390,000390,00078,00019,0004,3003h 12m
3510,000510,000100,00025,0005,7005h 20m
41,200,0001,200,000240,00060,00013,00016h

Buff and prerequisites

LevelBuffPowerPrerequisites
1+620%11,200Academy Lv. 16 Survival Techniques Iii Lv. 1 Assault Techniques Iii Lv. 1
2+580%10,400Academy Lv. 17 Regimental Expansion Iii Lv. 1
3+600%10,800Academy Lv. 18 Regimental Expansion Iii Lv. 2
4+1000%18,000Academy Lv. 19 Regimental Expansion Iii Lv. 3

Names and costs are in-game labels. We do not copy third-party writeups of what the tech is "for."