Beyond the Nightmare Gate was created in 1986.

The ISBN of Beyond the Nightmare Gate is 0-425-09892-3.

Fusion Gate was released in packs of Labyrinth of Nightmare, and again in Dark Beginnings, Volume 2.

behind the gate on animal crossing.1.walk into the gate and walk out again2.then you have to cover the outside in the brick pattern.walk in the gate and out again then you fall over and will return to your house.3.then walk into the gate again and you will return behind the gate.hope i helped.

you will get there when azurill falls into a nightmare. you will have to get drowzee who is at the top of mt travail. drowzee will then send you into the nightmare. keep in mind that once you complete the nightmare dungeon you can never return. also you can't befriend any pokemon...