pokemon sealed booster boxes Pokémon Product + Mystery Boxes! – Plug Each booster pack contains 10 cards and 1 Basic Energy Fanatics Collect | It took

Commanders like Jenova, Ancient Calamity are always good, because you don't necessarily need them on the field for the build to work, but they offer consistent value

Gameplay-wise, Shadowy Concealment makes Mega Gengar ex fun to play with, too, as it reduces the Prize cards opponents take when one of your Darkness Pokmon falls to a Pokmon ex subtly altering prize trades

Special Summoned monsters from the Extra Deck have Summoning Sickness (can't attack during the turn they are summoned)

and then an effect attempts to delete it

Hydrapple EX Hydrapple certainly has some competitive potential

Relatively small sample size, of course, but it leads me to suspect that your pack is heavy