Gumballs & Dungeons Wikia
Gumballs & Dungeons Wikia
Mephisto's Soul Gem.png Mephisto's Soul Gem
Rank: ✮✮✮✮✮ Type: Treasure
This dark blue gem with a dim light is used to seal the souls of three great demons. It is made from the World Stone and forged under the guidance of archangel Tyrael. When the Soul Gem is activated, a vacuum zone of "spirits" energy will form. All incorporeal creatures (such as souls) in the area of effect will be drawn into the vacuum and imprisoned inside forever.
Recover MP +1 for each enemy killed

When upgraded using Mephisto's Soul:
Recover MP +5 for each enemy killed
Randomly obtain 1 Dark scroll every time you enter the next floor

Source(s): Found in Bloody Fortress