River Vial: Oil

River Vial: Oil is an item purchasable at the Main Shop, under Attributes. It alters the appearance of the river, and can only be purchased when the player has a River Vial: Oil (Tool) in their armory.

Additional information

 * River Vial: Oil starts with a stock count of 1 and is limited to a count of 1.
 * It takes 900 seconds for 1 vial to replenish in the stock.
 * Stacks with itself in the inventory, although the number of stacks is not indicated on the icon.