Right now, you can find good quality copies of this gem for roughly $50 to $75
Ascended Heroes ETBs, for example, are currently averaging around $115-120 on resale markets - around a 135% markup from its MSRP of $49.99
Money-wise most of the scene cards come in under $3 a card, bringing us to less than $18 from the scene cards alone
Get the cards back and return the money if you still can, it's the right thing to do
As for aggro decks, MTG 's Death and Taxes archetype might benefit from this effect in Modern, since the archetype is creature-heavy and has various flying attackers that make good ringbearers
Because the sport cards market existed before pokemon cards, people recognized the value of 1st edition base holos from the start and already graded them 1999 / early 2000s onwards