Build a deck, join the community, and play the format
If we let players choose whether or not a card's effect worked or not, the very fabric of the game would unravel: "I Shock you." "I choose not to take the two damage." We specifically designed Ass Whuppin' to only affect people playing with Un- Cards
A poll of various retailers points to their stock being anywhere from 10-15% lower than expected, which is leading to some locations having to cancel pre-orders
With Harmonize and Station around, I'm convinced there are Gruul shenanigans to pull off with this creature
Not only will you start with the basics (and then work your way up), but there are some good archetypes that you can get with just the booster packs from the original series, such as Red Eyes Black Dragon, Blue Eyes White Dragon, and Dark Magician
It can be jarring to see just how vastly different these different cards are, including for the same Pokmon