Lazarus Pit

Lazarus Pit
Lazarus Pit is a domain wherein Ras Al ghul controls and responsible for his "immortality". Ras Al ghul was very addicted in using this pit that to the point of making him corrupted, Lazarus pit was said to be home of the demonic legion but was used by Ras Al Ghul to do his biddings. With the Pit, Ras stayed to life for as long 600 years.

Background
When Ras unlocked the secrets of the pit, he tried to save a dying prince by lowering him into the pit. The Pit was