Memento Mori is a discipline found in Vampire: The Requiem. It is used by the Mekhet bloodline known as the Osites, morbid Kindred who are known for communicating with the spirits of the dead; these "Bone Monks" seek enlightenment through an understanding of life and death.
Memento Mori grants the Osites knowledge through use of the "residue of life" left on the remains of the dead.
The full writeup of this discipline can be found in Lancea Sanctum.
Basic Discipline Levels
• Twilight Sight
The Osite is able to see ghosts and other beings in Twilight.
•• Consult with the Dead
The Osite can command a corpse to answer a few questions about its former life.
••• Brush of Death
Channeling the energies of death through her body, the Osite inflicts decay and unnerving visions of death on all she touches.
•••• Blood from Bone
The Osite may draw sustenance or even knowledge directly from the remains of the dead.
••••• Necrosis
The Osite inflicts the decay of death on a victim with but a look.
