In the weapon shop that is led by Shakes, you can sell or buy equipment for your character and companions. You can also find other items such as dungeon keys and mannequin. You can buy items for gold, but some of them, such as epic items, may require some mushrooms. A pet called Dragopyr may also appear here for purchase.
The items in the weapon shop change every day at midnight, and if you want, you can refresh the available items with .
After reaching level 90 (and unlocking pets), you can go from here to the Blacksmith by clicking on the obscure pommel on the right.