They pull at approximately one in nine packs in current Mega Evolution sets and typically have secondary market values ranging from a few pounds to around forty pounds depending on the Pokemon depicted and the artwork quality
Another suggestion I just thought of while looking through your list again since you want to keep your creature count low
So to get 10 points for centering, you need to have a 50/50 ratio on top/bottom and left/right
Shiftry One-Turn KO [Editor's Note: Shiftry has now been banned from competitive play, but we're going to leave Narode's comments about the card as an illustration as to why it indeed ought to be banned
Sonic is his name, speed is his game, and he's bringing that energy to Magic
For sure, its going to be a chase card for those picking up Journey Together, and its value will likely go on to reflect this