prebuilt commander decks mtg March of the Machine MOC 98 nonfoil cards) Commander Decks - Best Buy

They are those that enable infinite combos or are too powerful for the format

Lord of the Rings updated the mechanic to make unique armies, but all the amass cards from War of the Spark generate zombie armies

For instance, I keep my Skyclave Apparitions in Death & Taxes, instead of my Commander decks

The mirror match is one in which the main deck is already mostly prepared to battle, but the addition of two more discard spells can make for all the difference in these fights

Chatterstorm is great for similar reasons, though its limited to sorcery speed, so you wont take advantage of a spellslinging opponents turn

Honorable Mentions Scar Heartless Hunter is a lion with Teeth and Ambitions strapped to him like a bomb