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Kingshot Tips

Regimental Expansion I

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AQuick answer
Regimental Expansion I has 3 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
19,4009,4001,8004705603m 36s
213,00013,0002,6006607805m 24s
328,00028,0005,6001,4001,60014m 24s

Buff and prerequisites

LevelBuffPowerPrerequisites
1+320%5,800Academy Lv. 6 Survival Techniques I Lv. 1 Assault Techniques I Lv. 1
2+320%5,800Academy Lv. 7 Regimental Expansion I Lv. 1
3+360%6,500Academy Lv. 8 Regimental Expansion I Lv. 2

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