#7 Odric, Master Tactician Combat is the lifeblood of Magic, and any card which changes the rules of combat packs a lot of power
X cant be 0. This hits every opponent, aims specifically for Land cards, and is likely to mill a huge number of cards
While overall Amber/Emerald wins on more of these categories and could be considered the best Into the Inklands starter deck, we would still give the edge to Ruby/Sapphire and its quite likely that it will be remembered for being the deck with the best staples in it, similar to the Amethyst/Steel deck before it
If you control a Dragon that is more than one color, you may put more than one +1/+1 counter on it with the last ability of Call the Spirit Dragons
Its a marriage of two of gamings most beloved fantasy realms, and with absolute legions of fans of both Magic and Final Fantasy to please, it has to hit the highlights and mechanical flavoring of 16 mainline games worth of viable cards