You must cast the Adventure first to get the most value out of the card
In the Commander variant, a meld card's color identity is determined only by the mana costs and mana symbols in the rules text of its front face
Finally, always store your most valuable graded cards using reliable binders for Pokmon cards or dedicated storage boxes, as careful handling makes you look like a pro seller and can even net you some repeat customers
For example, the Elite Trainer Box will include an additional booster pack and full-art promo card.
The metrics for this draconic cosplay variant are incredibly intense, reflecting its status as the premier chase card of the entire XY generation
Note that I am only including cards that milled for the sake of milling, not cards that happen to put a card or two into the graveyard while accomplishing some other task