Invoked Cocytus was such a good Fusion Monster, it's the only Box card in the entire game that's banned entirely (and there are only two other cards outright banned from play in Duel Links)
Vault of Champions has a collector number of 360/361, and Verhey confirmed that the set has 361 cards, meaning that there is only one card after it in the set
We're picking back up in 2003
Picking them up wont break your bank but you are going to have a hard time moving these in quantity, unless theres a severe and unexpected surge.
While other Magic cards are powerful in play, this one commands value beyond the game, standing as one of the most valuable trading cards ever sold
AcryShield Japanese Pokmon Booster Box Acrylic Case - Standard Size Display and protect your Pokmon TCG Japanese Booster box, this case is perfect and affordable