No one would have guessed that the 1998 Pikachu Illustrator card would sell at $5,275,000, sold to one Logan Paul
There are a number of ways to help speed up your clock, and theyre all dependent on personal preference
Generally speaking, the best way to go is eBay or TCGPlayer if you have the determination and time to get the most money but selling to stores is good if you are pressed for time
The discount which Gargos provides is significant, especially for Hydras with X in their mana cost, but Polukranos, Engine of Ruins ability to generate tokens also shouldnt be underestimated
A well known fact, from the days before you had to play with sleeves, was also that the first printings of Mirage was far more glossy than other sets (same with some printings of Antiquities), which made Mirage lands sough after by semi-cheaters who wanted to be able to see if the top card of their library was a basic land