Okay, Majoras Mask was only in gold carts, no grays. And the holo cart isn't rare, I've actuelly only came across a 1 sticker one before, but lots of holos. I myself own 2 holos and 1 sticker
http://www.youtube.com/watch?v=34mdzza0QpU
About 20 secs in, When it has a zelda themed thing, It has the razor sword from majoras mask!
And this is a real 3DS video