At the end of the event it was our good friend Peter van der Ham that won the event on the deck
That competitive angle means Force of Negation's worth a pretty penny
These are the most consistent decks in Standard and the most played on the Arena Ladder: Izzet variations (prowess, elementals, lessons): These decks all play a lot of blue and red cantrips/burn/lessons to fill their graveyard and exploit synergies, like lessons in the graveyard, cost reduction, or elemental creatures
Whatnot Whatnot is a little bit different than most platforms, and Ive never engaged with it myself, so Im a little wary to give it a full recommendation
While they're far too powerful for Modern, a new MH3 spoiler showcases a promising, less overwhelming effect stapled onto some good lore