raika deck yugioh LEDE-JP049 no Kusarigami (SER) LEDE-JP015 Raika no Yoroi Tokage

If you look at PSA population counts (see below) they are by far the rarest of all base set prints with some holo cards having 0 grade 10s and total population counts being in just double digits

With only a curated list of legal cards based on older cards reprinted in special Speed Duel sets, it's a chance for forgotten cards from the series past to gain renewed relevance in a new form, or for anime favourites that are no longer viable within the current meta to find a playable home

I have only seen one example where the two diagonal opposites were square and the other 2 normal

That's how we ended up with this: I'm delighted that the "fourteen cards" gag made it all the way through