I cannibalise it for the useful bits and dismantle it
While that might seem pretty cool at first, now that there are no rules around what cards can and cant be played (other than the ban list), you now suddenly have thousands and thousands of cards you have to somehow choose from in order to figure out what deck/combo you want to use against your opponent
Add cards to your collection, track total value, and sort cards by price, set, name, and more
From here on youre in the deckbuilding step, but you can go back to earlier steps if you hit a dead end with your build
One of these specific cards, "Hot Red Dragon Archfiend King Calamity" was a frustrating card for a while, but not a meta threat, as it was annoying to make