In North America you'll be able to find these anywhere you normally buy cereal, but internationally it is going to be much more difficult
In Standard, to use a turn-one Altered Creation GX, you need to find a Water Energy, find a Metal Energy, figure out a way to discard that Metal Energy, find a Metal Saucer and a Metal Pokmon to use it on, and then find an Energy Switch to make it all work
Ornery Tumblewagg is another in a long line of +1/+1 counter every turn cards like Luminarch Aspirant, Fight Rigging, and Siege Veteran
Note: While I never delved too far into the Final Fantasy video games, I did play FF8 when it released (that opening cinematic blew my mind as a lad), and I nearly beat FFX , but was derailed by a crippling BlitzballBlitzball addiction even without the Jecht shot
Its been 387 days since my last summoning
1 Divine Reckoning