Every Draft pack opened will have a card of rarity rare or mythic rare. If you're lucky with your draft deck, you may even leave your local game store after a draft with the beginning of a new deck
Even when looking at the slightly less valuable versions of Charizard, there are more than a handful that fetch upwards of $20,000-30,000 depending on condition
Frantic Search Banned from the start in Legacy, is a Frantic Search unban enough to make High Tide decks good again
You have to set it up with delirium
[card]Titania, Protector of Argoth[/card] is not a commander that is supported very well in this product
Many game stores are known to buy boxed bulk for a certain amount per 1,000 cards, and you could even try to sell a huge collection of commons as a lot on somewhere like Facebook Marketplace