In terms of value, Arthur - King Victorious almost lives up to his name, but the impressive $320 starting point for the Enchanted card on TCGPlayer doesn't match the most valuable Shimmering Skies card's price
Eight mana is a fairly hefty price to pay for a 10/10 creature without trample, and so the extent to which this card is playable is directly proportional to the extent to which its cost can be reduced
We're sort of hoping for a clarifying update from Wizards on the ban policy - and we'll update this guide if and when that happens
Right now, the Standard format is full of cards that cost three, four, and five mana that are good rates, powerful for their respective costs, and offer some form of card advantage
Where some people see a worse Livaan, others are calling Shantotto the next Up the Beanstalk