Grim Reaper

The Grim Reaper or Angel of Death, also known under various other names and as Revan Haelos or Jace Axcalion (to themselves and beings who knew them) is the personification and physical embodiment of death, and the ruler of the Mortis Dimension. After a being dies, they escort them to the dimension and they decide whether the being will spend their spirit lives in light or darkness. The Grim Reaper is amortal and cannot be destroyed in any way except by the destruction of Realitea itself.

Personality
As the offspring of Nalasai and Sadanai, the Grim Reaper appears to above the concepts of sentient beings' emotions and states. They are unsympathetic to whatever happens in Realitea and simply guide deceased beings into the afterlife. They can also not be bothered by any affairs not related to death.

When Realitea was threatened with destruction, the Grim Reaper did express worry of this to Zane Nadast, thought was surprisingly calm.

Though they refused to bond with any being it seemed they were close to Zane Nadast

Powers and abilities
As the offspring of Nalasai and Sadanai, the Grin Reaper wields absolute power though is unable to use any of them due to restrictions placed on them by Nalasai and Sadanai.

They can are aware of everything that happens in any place in Realitea and can appear at any place. As the Grim Reaper is technically amortal, they cannot be killed or destroyed. They can however be erased from existence if Realitea is completely destroyed.