While it remains to be seen if his mana cost and his needing to tap to perform most of the best artifact combos make him too slow for cEDH, he should get up to some good fun in this precon with all of the different artifacts and his Prismatic Gallery ability
I can always sacrifice my Lightning Mauler the next turn if I've paired it with the soulgorger, and who needs lands if I have you dead that turn
This feels much better when you also get a free Ancestral Recall as well
Cards that grant evasion make sure it connect, like Whispersilk Cloak or Rogue's Passage, while its built-in recursion ensures it comes back even after dying
It's one of the most broken spells in multiplayer ever printed, although it has a bit of a brake on it to keep it from really being broken
Probably the best affinity commander in the game, Urza is also hard to deal with thanks to affinity for artifact creatures