summoning circles created by Merrow began the weakening of the veils between the planes
Wild Magic usage sped up the weakening, slowed when Sudex was sent back to the Positive Energy Plane (was an ancient creature found there)
KNOWN PLANES open on Domunz and Oroccid:
Astral Plane - rift above TERUS (planet with Domunz, Oroccid, Eberron, etc)
Elemental Plane of Fire - near Fugore in the Wastelands
Elemental Plane of Water - near Surfton on Alah Sea
Elemental Plane of Earth - near Oreton on Cambrey Mountains
Elemental Plane of Air - near Cloudscape in skies of Oroccid
Feywild - somewhere in the Cram Forest
The Abyss - in Chalinos in ruins of Old SPEE HQ (held at bay by Protection Stones)
Limbo - near Culille Village next to Lake Urda
Positive Energy Plane - Royal Gardens of Miraxalim