Sacrificing five creatures sounds like a lot for a tutor, but one Fleshbag often kills three or four creatures, and Lagomos provides free sac fodder on its own, even if you cant make the tutor ability work
The best part about Marvel decks is the use of Energy with your marquee artifact isnt even the only way to win, as Marvel decks pack other cards like Whirler Virtuoso, Architect of the Untamed, or Aethertorch Renegade
Repeat this indefinitely for infinite casts of noncreature spells, infinite colorless mana (if taking the zero mana permanent route), infinite burn damage (if Vivi, Guttersnipe, or Coruscation Mage are on the battlefield), infinite creature tokens (if Third Path Iconoclast or Ovika, Enigma Goliath are on the battlefield) Harmonic Prodigy Harmonic Prodigy doubles all your triggers of Wizards and Shamans , which is the creature type of nearly every creature in the deck
Interaction Some other ways to interact are crucial to a good Commander deck, especially some amount of graveyard control with Nihil Spellbomb and Soul-Guide Lantern
Temple Bell Yet another group hug effect, Temple Bell draws one less card than Font of Mythos but it's cheaper and you can turn it on at will
The Necrobloom