And yes, of course, five energies is a lot, and you are never going to commit all your energies there, but Charizards ability is what actually makes it playable
Prices are primarily driven by the Full Art and Secret Rare variants , which were produced in lower quantities and are increasingly difficult to find in top condition
As for Runehorn Hellkite, I've never met a Wheel of Fortune I didn't like, and even though this one is pretty expensive at six mana, it also generates random value from the graveyard if you discard it to something like Survival of the Fittest and is uncounterable and instant speed
Bloodmark Mentor eternally grants all red creatures you control first strike at two mana
Functionally, these cards are the same as the regular and full-art EX variants
The next example is a fake Arabian Nights Drop of Honey a card that was worth a few dollars and now sell for over 250