yugioh crimson king structure deck list Yu-Gi-Oh! TCG: The Structure Deck: The Crimson King

The artifact costs two, spends two, no tapping, and then puts the top card of your graveyard to the bottom of your library a brilliant mana sink and then way to trigger your stuff

Crawlspace feels weird as the decks only artifact, but it so greatly restricts your opponents ability to attack you that I had to include it

While you can only use one of these effects per turn, that will likely never come up as you'll board will already be all set when it's time to use another Thunder Dragondark effect

Now, even with this latest reveal, theres still lots to ponder

It also has marketing and legal reasons, though (this censorship has a reason, after all)