Goblin King - Depot Floor 2

Goblin King is a NPC that will help take gold coins off your hands in exchange for an experience boost. The boost lasts for 60 minutes, and increases your experience by 25%.

The first boost costs 2 million gold coins, and doubles each time after. This can only be done a certain amount of times a week and will reset weekly.

There is also a boost for everyone, which is the Pot. Once it reaches it's maximum, everybody receives an experience boost.