mtg house of horror best cards Spectral Snatcher | Duskmourn: | Standard Duskmourn House of Horror Endless

March of the Machines turns any artifact into a creature with power and toughness equal to its mana value

You can mana sink five here to let your Gorgons and Snakes that damage a foe to do half their life in damage and she's a Gorgon too...rough time at the theater

It doesnt have complex mechanics, confusing interactions, or clever tricks

Putting cards back in your opponents library fourth from the top is very effective, and Lost to Legend does hit a lot of important cards

In other words, the existence of Expressive Iteration allows Midrange and Control decks to keep hands they would otherwise be forced to mulligan