Depending on where you plan to sell bulk Pokmon cards, you might need to adhere to specific rules, such as each pile having X amount of cards or each pile must have X amount of commons, uncommons, and rares

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

Eye of Nidhogg overwrites all previous effects that set the creature's base power and toughness to specific values
Well assume youre on PC
Hammer of Purphoros Hammer of Purphoros is undoubtedly a great red card for sacrificing lands