The top seeds from each pod were then put into an 8-person playoff, and I was paired against Brian Limbacher in the first round
Deep Clue Sea, a Bant (green, white, and blue) deck with a heavy Investigate theme for card advanage
1 Endless Sands
Whereas normal version of RUG/Arabian Aggro can easily lose to the card, this version at least plays a mix of countermagic to handle critical threats like The Abyss, and after sideboard you can also bring in things like Tranquility, Whirling Dervish, and Concordant Crossroads (which acts as a one mana removal spell for The Abyss because they are both Enchant Worlds, and also makes all of your attackers hasty, shortening the clock)
Heck, I still see packs from War of the Spark hanging on the end caps at my local Walgreens
Continued TCG Reading: TCG Market Watch: Pokmon Pitch Black Raw Card Sales Netting Hundreds Disney Lorcana TCG Hot and Cold List Attack of the Vine