Some Fakemon based on  unfathomable.fathom's Sona!

Laperet
The Void Rabbit Pokemon
This Pokemon is known for being incredibly shy. When they feel threatened, they create a small portal to their own pocket dimension to hide in.

Lagovoid
The Void Rabbit Pokemon
This Pokemon has spent so much time hopping between dimensions that it has started to become partially incorporeal. It can disappear and dimension hop at will. Some say that if you win the trust of one, it will take you through the void with it.