The good thing is with these System Transfers, you dont need to own these games for getting their modded save, so you can get the games themselves at a later date too
An item is worth only what someone is willing to pay for it, and these have not been purchased as of yet
In a four-player game, thats 5 cards a turn
Master Duel Alongside Master Packs, the card crafting mechanic is the best way to get specific secret packs , because as soon as you know what cards unlock certain secret packs, you can craft that card, get the relevant key, and have that pack for 24 hours
If seeking to sell for maximum value, consider submitting to a professional grading service (like PSA, BGS, or CGC) to authenticate and assign a numerical condition grade
Flexibility and a huge potential for removal are always good