A Beta Edition Underground Sea card was sold for $15,100 in early October 2020, and today, even lower quality versions are routinely sold for several hundred dollars
If you're more looking to do your own weird thing, however, then might I suggest Prowl, Stoic StrategistProwl, Stoic Strategist
One way to get that plan into action is by launching an aerial assault with Machina Air Raider
Ranking method you can repeat Use a simple weighted approach: Collector demand score Playability score Liquidity score (how often copies move) If a card is high in only one dimension, treat it as volatile
Fourth Heart: You and Chazz tag-duel against Dark Zane and Aster
The Revolution Will Not Be Civilized: The Commons revolt is just a large, violent riot