Stink Flask

Overview
The 
Because it is reusable, the 
- The effect increases enemy spawn frequency rather than spawning a specific enemy type.
- It lasts for 3 minutes per use.
- It ignores the usual darkness requirement for mob spawning on tiles.
- It is obtained as loot in swamp caves.
- Since it is reusable, it is best treated as a utility item for repeated use rather than a one-time consumable.
Other entities of this type
- Abyssal Cloak
- Accuracy Potion
- Aged Champion Chestplate
- Aged Champion Greaves
- Aged Champion Helmet
- Aged Champion Scabbard
- Aged Champion Shield
- Aged Champion Sword
- Air Vessel
- Alchemist Glasses
- Alchemy Shard
- Alien Costume Boots
- Alien Costume Shirt
- Alien Mask
- Altar Dust
- Amber
- Amethyst
- Amethyst Helmet
- Amethyst Staff
- Amethyst Sword
- Ammo Bag
- Ammo Box
- Ammo Pouch
- Ancestors Boots
... +1091 (see sidebar for full list)