If you have more than 200 different cards, you should break it up into multiple buylist submissions
Still, it doesnt do a ton up front
The texture of your hand will also dictate the piles - you might have Snapcaster in hand already, so you're fine with them discarding the good spells

Agent of Treachery Ancient Tomb Chalice of the Void Channel Chrome Mox Demonic Tutor Disruptor Flute Drannith Magistrate Field of the Dead Force of Will Gideon's Intervention Lutri, the Spellchaser Mana Drain Meddling Mage Natural Order Nexus of Fate Oko, Thief of Crowns Phyrexian Revoker Pithing Needle Runed Halo Sorcerous Spyglass Strip Mine Subtlety Tainted Pact Temporal Manipulation Time Warp Ugin, the Spirit Dragon Wash Away Competitive Brawl Banlist Competitive Brawl gets a separate ban list from Brawl, and here they are: Ajani, Nacatl Pariah / Ajani, Nacatl Avenger Nadu, Winged Wisdom Lutri, the Spellchaser Oko, Thief of Crowns Old Stickfingers Ragavan, Nimble Pilferer Rusko, Clockmaker Tamiyo, Inquisitive Student / Tamiyo, Seasoned Scholar Wrenn and Six Tajic, Legion's Valor Where to Play Brawl The biggest place to play Brawl is MTG Arena, largely because the format includes online-only cards from Alchemy sets

Supporting this theory, the Special Guests variant of Crashing Footfalls currently sells for $5 more than normal copies