Start the battle with your flask wheel on slot 5.
This can be bought at the Merchant which is counted as a Tier 3 item (600-450 gold based on Commerce) and also gained from melees.
|Material 1||Material 2||Ore||Gold||Level||Method of obtaining||Accidental Creation|
|Large Flask||Large Flask||1||50||1||20 Attempted Crafts|
|Gourd+2||Crafting Sphere||2||50||2||Cultivate Level 3|
|Gourd+3||Crafting Sphere||2||300||3||Cultivate Level 3|