Welcome to Mechanically Minded , the article series where we build EDH decks around mechanics using the hot tech of EDHREC

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Harmonize is found on instants and sorceries, and it allows them to be cast from the graveyard by paying the mana cost listed next to their harmonize ability
For those who arent aware, precons are decks that Wizards sells pre-built and ready to play, right out of the box
The Wargamer team is still working out what Wilds of Eldraine standard cards we should be adding to our decks on Arena, so the news that one of the most powerful lands ever printed is coming into the format is interesting