UPDATE 2.6 – CASTLE LEVEL 50-55 ALL COS
Title: Unleashing the Power of Infinity Kingdom 2.6: Ca...
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Upgrading your dragon is the most expensive action in the game but also one of the biggest power upgrades you can get your army. Upgrading both dragon level and its skills is paramount to a strong army. Below you see a table for upgrading dragon and info on the cost in gold and time for dragon leveling.