Dark Seed

Also called the Demon Seed is an organic brainwashing device, implanted into the brain. Unlike brainwashing tools like the EVE chip, the demon seed is more crude and direct. In turn it is far harder to remove as his organic parts spreads and requires experts like Kiryu Sabato or Kiryu Mikoto to remove it. The Dark Seed makes the one appointed master, almost impossible to fight, no matter how strong once will is.

The Demon Seed is connected to a remote, which based on the color of the button results in different effects. The effects are different between ZERO and TABA. In TABA some of the effects are:
 * Red: Creates excruciating pain.
 * Blue: Lose of consciousness and can be controlled like a puppet.
 * Yellow: Makes the brain excrete love and follow commands.
 * Green: Excretes an aphrodisiac, creates a lustful state.
 * Black: Death by petrification.

History
The hell technology was originally created by Fulst for Nomad. It is first seen in Taimanin Asagi ZERO, both Igawa Asagi (ZERO) and her sister were implanted. Only Asagi was cured and seeks out Sabato to cure her sister as well.