new packs of pokemon cards Japanese Cyber Judge Booster Box class Pack Shiny Treasure ex (シャイニートレジャーex) set of the Pokemon TCG Newest Pokémon products revealed and

I wish I had a Predator Ooze in my starting collection (and you can, with the Foundations Starter Collection!)

Its not quite as valuable as this SAR, but if you pull it, make sure to sleeve it and keep it in a safe place, as its special in its own right and could grow in value

However, I imagine you could flicker/re-cast them and do it again

Note that this doesnt restrict you to discarding just Metal Energy cards its any type of Basic Energy

Due to the giant card pool, there are many powerful cards available in the format

If you arent playing with a friend, let your opponent know ahead of time that you have a custom card in your deck