They use artifacts as a central theme of the deck, though that covers a wide array of different mini-archetypes, like equipment or vehicles
Iron Man's last ability resolves before the spell that caused it to trigger
Doran, the Siege Tower The following things are all true at the same time of Doran, which if you look at nearly every other conceivable Magic card, seems impossible: It shows something about the world it belongs to, it has an intriguingly "different" mana cost and p/t, it demonstrates a never-then-before-seen ability with very few words, and finally the flavor text effortlessly ties the smile-inducing ability, the nature of the character, and its application to our real lives
They werent available to the public, so their rarity cannot be understated
The matte back finish of the sleeves means there's no glare during gameplay whether you're playing in a tournament under bright lights or streaming your matches online
For example, you might have card number 123 of 100 printed cards