Well, they're called types here, but that's the easiest way to describe them. There are ones that resemble the classical elements, like Fire, Water, Ground, and Flying for wind --- but there are some that are a bit odd, like Bug and Dragon. ...eight is a bit of a strange number on my end, though, as five is the number I'm more familiar with.

Actually... I have some idea, but it was really just two priceless relics in my case. ...it would've been one if someone hadn't stolen the first one.