The aftermarket for trading cards saw a boom during the pandemic, and this interest has remained steady, with many newcomers that continue to provide demand and a forecasted compound annual growth rate of over 7%
Since she's also a Merfolk, you can also give her a boost with all the different Merfolk lords across all three colors
Best Long-Term Value Long-term value is concerned with two things: cards that survive the next Standard rotation and cards that see play in older formats like Pioneer, Modern, and Commander
often playing with the Peace Offering deck you'll find yourself with lots of cards already, and there aren't a lot of expensive creatures that you need to cheat into play
The reality of grading is if the card looks like a 10 to the untrained eye, its probably a 9 or lower
Then, return 1 of their Digimon with 1 or fewer digivolution cards to the hand