THE GLORY OF ANTIQUITY Im used to having the Commander precons that accompany a Standard set come out with a ton of new mechanics, but Urzas Iron Alliance is a change of pace
Beyond the basic requirement of WW, G, U, B to cast all your spells, the most important next source is the second black
Firebending is a good way to pay for a Waterbend cost, and its pretty effective to Airbend a permanent that Earthbends when it comes into play
Hes got two fists makes sense, right
South Pole Voyager makes you actively want to make two creatures enter at the same time, or create two tokens
Offensively, a classic move is to use Karn, the Great Creator to pull Liquimetal Coating out of the sideboard and convert an opponents land into an artifact, which, based on Karns static ability, can now no longer be tapped for mana