You see The Pale Worm.
Notes
It's the final boss of the Feaster of Souls Quest, and shares it's health with A Weak Spot.
Abilities
Damage Taken From Elements
Physical 
Death
Holy
Ice
Fire
Energy
Earth
Location
Behaviour
The Pale Worm never retreats.
Loot
- 6× Ultimate Spirit Potion
- 3× Crystal Coin
- 2× Diamond
- Pale Worm's Scalp
- Ravenous Circlet
- Ring of Souls
- Fabulous Legs
- Soulful Legs
- Ghost Backpack
- Ghost Chestplate
- Spectral Scrap of Cloth
- Phantasmal Axe
- Giant Topaz
- Giant Amethyst
- Pair of Nightmare Boots
- Amber (Item)
- Mastermind Potion
- Bullseye Potion
- Supreme Health Potion
- Ivory Comb
- Angel Figurine
- Ultimate Mana Potion
- White Gem
- Death Toll
- Moonstone
- Cursed Bone
- Berserk Potion
- Silver Hand Mirror
- Amber with a Bug
- Amber with a Dragonfly
- Jade Legs