You might well however be able to trade a couple of lands into treasure generating cards, get the same level of playability out of your five drops, and increase the overall threat and power density of your deck
Funny enough, later that same week on the 8 oclock news we heard about how Pokmon was getting more and more popular, and how some adult collectors would pay even 100 Gulden (old Dutch currency) for some single cards, and they showed a picture of Charizard, and you guessed it
Shipping terms, carriers and lead times are confirmed with your quote
Instead of paying the full mana cost, you could put a lot of cards in your graveyard (which many competitive decks tend to do) and pay the minimal cost for each of them
I do think that prize packs shouldn't be exclusive
I hope you all understand