Let me tell you about the machine behind the world.
The standard Age of Heroes deck of cards can be found all over Aqualon, even beyond the Iron Belt.
As Riccard Leeuw prepares to discuss the principles of technamagix in his codex, he sets a few pages aside to talk about the Moths of Yamato.
Chapter 20 of Aqualon, Rise of the Broken
Aqualon, Rise of the Broken - Chapter 19, Pure Souls