Aren’t you supposed to wait until the answer is confirmed before giving another set of clues…
You’re a Yomega Glide I bet. 
Edited it, thanks Redneck. 
BOOM!!! You’re correct…and BTW check your spelling on that, LOL.
Just thought I’d give this a bump…
I’m a Train in the cold
I was my company’s first yoyo with an undercut
On release, I came in 2 colors
This one should be easy!
glacier express. :
Who am I?
-I am part of a story;
-I wear unconventional rings;
-I have a really weird choice for graphics;
-I’m made in the eastern hemisphere.
Hex?
Nope, added another clue.
Ugggh, this frustrates me! It’s on the tip of my tongue, I remember reading about “Being part of a story” somewhere, I just can’t remember!
For every missed serious guess, I’ll add another clue
Sturm Panzer Stealth Ogre?
After long, hard thought, is it the Sturm Panzer Leo Sniper?
Heeeeeeyyyy…
Haha, I was sitting at my computer, looking up Asian yoyo brands on another large Asian yoyo store for about 10 minutes after my first post responding to Felipe, and then remembered Sturm Panzer throws came with the story book.
Although I do remember reading about a yoyo, that in the product description, it said it “Was part of a story”… 
Ok Felipe, tell me if I’m right so I can go to sleep lol
Was thinking miroc 2 myself
Who am I?
-I’m made of plastic;
-As long as I’m spinning, I shine like no others;
-I come with a smaller friend that also shines, and we like to dance, it can be like a disco party;
Duncan Light Up Freehand?