Super Gameboy II?

[The Tick]

<font color='#0000FF'>Saw a strange item at a flea market a few days ago, a so-called "Super Gameboy II (2)". Seems like the normal SGB, but it's transparent. So, it a pirate thing, or an extremely rare collectible?</font>

[Reina]

<font color='#000000'>hmm... I thought there was more than one different super gameboy... but I think this 2nd one is only japanese... though I'm ot sure...</font>