Here is a case that will hold 24 yoyos, smaller yoyos in the bottom larger in the top.
I am looking for a $ offer through paypal, or a trade for a yoyo.
http://img228.imageshack.us/img228/6015/casep.th.jpg
http://img4.imageshack.us/img4/6882/dscn0500wl.th.jpg