A Gm has an item such as a 400 att bow and auctions it to someone.
You go to a map like the cathedral or the chapel.
You auction it off at the bottom while players are at the top.
You auction off things for Coins, Clouds, Mesos.
Use a System such as:
A coin for 1 credit
A cloud for 1 credit
1,000,000 ( 1 million)for 1 credit
A coin for 1 credit
A cloud for 1 credit
1,000,000 ( 1 million)for 1 credit
The price all depends on the item.
A really rare item should be for more credits.