This feels like a card better suited for a Soldier Typal deck, in all honesty, but the power boost can get Vincent and Bugenhagen going when needed
Both cost more than one mana to get much tempo boost early and consequently are the least effective tempo cards in this list
With this commander, you can attack and fill up your graveyard and exile four or more card types to return a permanent to the battlefield
Jadine Klomparens explained the reasoning behind each ban in MTG's announcement article, and we've summarised here: Abuelo's Awakening is a cheap and reliable reanimation effect which the Azorius Omniscience deck used to cheat Omniscience into play
That should give you some spots for Karn, Mycosynth, Urza, and maybe some artifact recursion like Tameshi, Reality Architect and/or Mishra, Tamer of Mak Fawa Wolfsbane706 on How Many EDH Decks Do 3 years ago I recently put together a sixth EDH deck with Urza, Lord Protector Meld at the helm