Tavern
From PotionEmpire Wiki
Every city has a tavern. Is the place where you socialize with others alchemists and maybe buy some cocktail. You can simply chat with the entire tavern or engage a private chat with one of your friends.
Quests
Quests must be started at the tavern. You can check the status of your started quests in the Quests page.
Gambler
At any moment you can play a round at the alchemical dices table.