Planar Travel
Planar Travel is the process by which creatures and objects from one Plane to another.
Portals
Via Tears
Planar tears are rips in the fabric of the Planar Mesh, allowing direct contact between 2 planes. These form naturally when large amounts of planar essence of a plane is gathered in one location on another. A common example of this is that of volcanoes; many large volcanoes have tears to the Plane of Magma or the Plane of Fire at their hearts. These are very stable, but very difficult to control; tears are essentially open doors between the planes and anything may pass through them
Via Breaches
Planar breaches are similar to tears in some aspects, but are much shorter lived. Powerful magic can create a breach which tends to stay open for only a few hours. Unlike tears, they can be manipulated to close early or change in size with the proper knowledge.
Via Gates
Planar gates are artificially created tears. They require near constant magical energy to maintain, but can have a large level of control exerted over them. Depending on their construction, gates can be one way or exclude travel to creatures with certain aspects