List of Arenas in Monsuno: Battle to the Core. Axistown Eklipse HQ Core-Tech Laboratory “The Old Factory is an Arena in Monsuno: Battle to the Core. Old Factory S.T.O.R.M. HQ “Arenas are locations in the game Monsuno: Battle to the Core. Axistown, Core-Tech Laboratory... Arenas Pages in category "Arenas" The following 6 pages are in this category, out of 6 total. A ArenasAxistownC Core-Tech LaboratoryE Eklipse HQO Old FactoryS S.T.O.R.M. HQ Retrieved from "http://monsuno.wikia.com/wiki/Category:Arenas?oldid=5255"