caverns of ixalan set booster box The Lost Boosters – Mox Boarding House and 1 Land cards The Lost Caverns of Ixalan

A little something more unique than usual, the Pokmon 151 collection also comes in a Booster Bundle at $26.94

Emboar Illustration Rare #098/086 Illustration Rare #12

It also works wonders in extra turn decks like Aurelia, the Warleader, where you can create a strong threat and hit two consecutive times

In here, they are treated as Spells and instead of the monster effect, they only have their Pendulum Effect

Maybe Airknight Parshath or Nobleman of Crossout for your 2005-era decks? Or Book of Moon and Call of the Haunted for your, well, basically any deck

And if looking at the B numbers we have 0 to 9 ( so 10 possible numbers for B)