As I mentioned before, the easiest way to improve the deck is to play creaturelands like Faceless Haven (don't forget to switch to Snow-Covered Swamps if you add it) and / or Hive of the Eye Tyrant in the mana base
Syrix, Carrier of the Flame Syrix, Carrier of the Flame was the first legendary phoenix commander
Even Skirk Prospector himself can be sacrificed, though you'd probably want to use that as a last resort
And then Armageddon on turn 5 and then tap your Rider, Wall and Feeder to bounce an opposing nonland permanent like their creature
If Im using Artificers Dragon, its to turn all my precious Myr into walking flamethrowers, but Im sure others will figure out slightly more impactful ways to make use of Artificers Dragon (perhaps with Braid of Fire?) Liberator, Urzas Battlethopter With Liberator, there are now 12 colorless commanders, and only five colorless artifact commanders