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United World Expo Upgrade Kit

Upgrades your Harmonious World Expo to a time-limited United World Expo that will produce more resources. When the time expires, the building reverts to its previous state.

Contents

What this kit offers

Upgrade Kit
United World Expo Upgrade Kit
Harmonious World Expo ↗, United World Expo ↗

Upgrade path

World's Fair - Lv. 1

World's Fair - Lv. 2

World's Fair - Lv. 3

World's Fair - Lv. 4

World's Fair - Lv. 5

World's Fair - Lv. 6

World's Fair - Lv. 7

World's Fair - Lv. 8

World's Fair - Lv. 9

World's Fair - Lv. 10

World Expo

Hopeful World Expo

Harmonious World Expo

United World Expo

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Which buildings produce this upgrade kit?

Buildings

Palace of Liquid Light - Lv. 1 ↗
Palace of Liquid Light - Lv. 2 ↗