The last few years have seen a sequence of printings and metagame shifts that have brought discard decks back into the spotlight across multiple formats and even with the recent banning of Grief, they still have plenty of momentum left
Enchanting the correct opponent can also help apply pressure if the threat assessment at your table is lacking
How Long Will It Last
The promo pool spans the entire Pokmon history: from Base Set (Charizard, Blastoise, Venusaur) through Neo (Shining Magikarp), to e-Card era (Mew-ex), and beyond
however, when the value does exceed the limit for the fee you originally selected, we must make the proper adjustments. Sometimes, one might attempt to circumvent the PSA upcharge by deliberately submitting a card in a lower-value tier
Highly suspicious of the "expected hours of enjoyment" based on my own experience with similar buyers