i know what you're talking about, there are those awesome looking sleeves like these (which are undoubtedly for pokemon), that only contain 50. i wouldn't buy two of those just for 10 extra sleeves though, as cool as they look.
RE: The "I pulled something cool" topic.
got a shaymin lv. X tin the other week and didn't expect to pull a shaymin lv. X (land form), regigigas lv. X and a raichu MT (holo). luckiest consecutive pulls ever. earlier that day i had gotten some SF packs and pulled heatran lv. X and sceptile SF...