They have a huge selection of Pokmon cards, but the greatest thing there is the staff
If you run other Storm payoffs in the deck (and we recommend you do), you could use Regrowth (with Storm) to buy back a bunch of cards that upped your Storm count before attacking and do it all over again
I'm not sure if it'll stay in the $15 range, but this card certainly merits a steeper price tag and would be a great pull from a booster pack
With it being a new mechanic, you won't see dozens of dual-ink cards, but there are five of them you have access to in the Amethyst and Steel starter deck
Hydreigon and Darkrai EX make a formidable duo, and you add others like Mega Absol EX or use the Poison Barb | Nihilego strategy for Poison damage and extra pressure
Attack with its Hyper Beam to deal 120 damage and make your opponent discard an Energy card