Rumble (Elemental)

1. Buyers must be able to go to sea 2 (level 700) / sea 3, because the trade system only exists in sea 2 and sea 3.
2. The buyer must provide waste fruit (Sacrifice) to trade with a maximum difference in fruit price of 40%. For example, the price of dough in the game is 2,800,000 Belly, meaning the sacrifice must be 1,120,000 Belly (40% Maximum price difference).