Ygdrassil
Destroyed by Hel - severing the link between Heavens and Hells - doing as much damage to her own realm as to anywhere else.
As a result - the Astral plane no longer exists as a transport layer because it was synonymous with Ygdrassil
Destroyed by Hel - severing the link between Heavens and Hells - doing as much damage to her own realm as to anywhere else.
As a result - the Astral plane no longer exists as a transport layer because it was synonymous with Ygdrassil