Even killing it wont do your opponents much good since it can easily flip back over into a creature when you attack with at least three creatures
There have been many stories of people finding Power in their attic or basement or at car boot sales in a box of old Magic bulk
Its on the list because it gives creatures flash, which is fine enough, although blue has enablers that are easier to cast than this
when you have three copies of a card, chances of getting that card again in its respective pack are lowered, meaning that you will be wasting a lot fewer Duel Points trying to get the last lousy cards in comparison to how things went before
This initial print run was printed, distributed, and sold out before Pokmania fully took root in the United States, making them extremely rare today, particularly in Near Mint condition