mtg unsanctioned card list Magic: The Gathering | Game for 2 Players puts those cards into their hand A First Look At Unsanctioned,

Disruptor Flute is a more flexible Pithing Needle effect and helps improve Karn sideboards

Or you can alternate cost it for four to ramp a foe, then one to your hand - better than other four-mana options, you might make a friends or help someone dealing with the mana screw

Obviously, it gets better the more burn you play, but if you play too much, you risk taking too much steam out of Purphoros

These two dorks are still close enough, and both put premium blink targets/sac fodder on board

While Rule of Law decks arent as favored as they once were, I still enjoy playing this type of strategy and I have had a lot of success playing against a variety of opponents