Not many decks in Pokemon TCG Pocket have the bulk to survive back-to-back Psydrives, with only the tankiest EX Pokemon having the raw HP required to outlast it , and even fewer will have the Energy required to beat back Mewtwo EX after it is fully set up (which, with Gardevoir, can take as little as two turns)
White already has a ton of cards like this, and the big game changing board wipes are only getting spicier
The starter IRs are the set's soul
Your commander Skithiryx is the easiest way to get a ton of counters quickly, with proliferate effects closing in the gaps
#7: Emrakuls Evangel/Fresh Meat Emrakuls Evangel is absolutely nuts in aristocrat decks because its a one-shot mass-sacrifice outlet AND a board-in-a-can all in one
and during the end step of any turn in which a player lost at least four life, you get to draw a card