Reisen Gorge (ライセン
It is used as an execution ground since magic can not be typically used inside of it, as well as an abundance of strong monsters that live down there. It is the place where Miledi Reisen's labyrinth and the exit to Oscar Orcus' labyrinth is located.
- The word "Reisen" is German for "To travel". It also means "To fall", as well "To rise" in some cases,
- Reisen Gorge is one of the few locations that has retained its name in both the Main series and Zero series timelines.