You see The Source Of Corruption.
Notes
It's the final boss of the Cults of Tibia Quest.
Abilities
Damage Taken From Elements
Physical 
Death
Holy
Ice
Fire
Energy
Earth
Behaviour
It fights in close combat. The Source Of Corruption never retreats.
Strategy
It's easier to kill it if the blockers trap it in one of the corners of the room. Shooters should be careful because besides its spells, it will also reflect 15% of all the damage dealt to it.
Loot
- 1-200× Gold Coin (always)
- 0-30× Platinum Coin
- 0-20× Small Ruby
- 0-20× Small Sapphire
- 0-33× Small Amethyst
- 0-20× Small Topaz
- 0-23× Small Emerald
- 0-7× Violet Crystal Shard
- 0-2× Strong Health Potion
- 0-5× Great Mana Potion
- 0-5× Ultimate Health Potion
- 0-8× Great Spirit Potion
- 0-3× Great Health Potion
- 0-5× Piece of Hell Steel
- 1-10× Crystallized Anger
- 0-4× Magic Sulphur
- 0-4× Gold Token
- 0-3× Silver Token
- 0-4× White Piece of Cloth
- 0-2× Opal
- 0-11× Solid Rage
- Onyx Chip
- Demon Dust
- Red Gem
- Green Gem
- Giant Shimmering Pearl
- Enchanted Chicken Wing
- Ancient Stone
- Gold Ingot
- Ring of Red Plasma
- Skull Staff
- Devil Helmet
- Sapphire Hammer
- Heavy Mace
- Demonwing Axe
- Yalahari Figurine
- Nightmare Blade
- Yellow Gem
- Blue Gem
- Silkweaver Bow
- Crude Umbral Slayer
- Umbral Slayer
- Violet Gem
- Gemmed Figurine
- Rift Bow
- Heart of the Mountain (Item)
- Blood of the Mountain (Item)