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It's entirely possible we could get multiple Legendary-themed decks from this set

If you somehow control a face-down token, you may exile it to activate Primordial Mist's last ability, but you won't be able to cast that token

Brawl's normal deck-construction rules apply, but this event features a special banned list: Ajani, Nacatl Pariah Nadu, Winged Wisdom Lutri, the Spellchaser Oko, Thief of Crowns Old Stickfingers Ragavan, Nimble Pilferer Rusko, Clockmaker Tamiyo, Inquisitive Student Wrenn and Six Tajic, Legion's Valor Green Game Jam x Magic Basic Lands From June 623, MTG Arena and Wizards of the Coast are participating in Playing for the Planet's 2026 Green Game Jam

Partially because it would be boring, but partially because now I can copy it and have multiple in play, which sounds like a blast