cards, be proactive in using your Leader effect to play it as soon as possible
That's a powerful way to ramp up your mana base with some mana-producing artifacts, or you could just have two Darksteel Colossuses bouncing around
Of course, this means that Charizard ex itself can be fully powered up and ready to use immediately, even if the Pokemon it evolved from had no energy attached to it
You can even recycle the enters abilities on Talon Gates of Madara and Bojuka Bog by sacrificing and replaying them this deck has lots of little interactions like those
Even the Unlimited version, which was printed in enormous quantities compared to 1st Edition, commands prices that dwarf every other card in the set
There are some fringe cases in which you can place it among the 99 in other decks, but its ideal place is at the head of a casual burn deck