While these are extremely plentiful when in print (you can easily walk down to your friendly local game store and buy one), securing the best possible price in recent years tends to require working with a distributor or waiting for a major sale on Amazon
Card #064 is Kadabra, and its return is one of the reasons 151 carries genuine historical weight beyond standard nostalgia
you can Normal Summon 1 "Frog" monster during your Main Phase this turn, except "Swap Frog", in addition to your Normal Summon/Set
Due to their pull rate, fewer exist, and those that do demand a high price once the packs go out of print
From a power standpoint, it's a really effective way to swing a table, and if you're ahead too it can backfire if you just decide to slam it willy-nilly
What I didnt discuss before was the cards usefulness in-game so what does it do