“Co-op Mode allows players to challenge content with the help of other players. Co-op can be... Co-op Mode “Eidolons are supernatural beings that can be summoned in battle to aid the player. Eidolons can... Eidolons Pages in category "Co-op" The following 2 pages are in this category, out of 2 total. C Co-op ModeE Eidolons Retrieved from "http://terrabattle.wikia.com/wiki/Category:Co-op"