Other than that I had some logical guesses, but I didn't definitively know anything
Chaos: Whenever you roll Chaos, create a 9/9 colorless Golem artifact creature token
Usage Potential: High, Legendary(!) colourless, mana reduction is a bit easier in EDH Decks: Graveyard, Ramp, Big mana smashers, Colourless, Eldrazi Tribal Grade: A Is Iname pronounced eye-name or in-ame
But why does red need those caveats
I would probably put a 1-1 line of Swablu and Altaria in any dragon type deck and then make sure to get Altaria onto your bench as soon as possible
As Charizard is one of the main if not the only main chase in Obsidian flames, there isn't too much competition from other cards within this set which means more common cards like the double rare Charizard ex can move up in price