Progenitus real strength was Natural Order, you could easily cheat it into play and short of a Wrath you would be winning two turns later
First off, the main chase card (Lillies Clefairy ex SIR) being worth around $193 helps a lot
Our Picks: Maushold Paldea Evolved #226 on eBay Tandemaus Paradox Rift #153 on eBay Tandemaus Paldea Evolved #167 on eBay Tandemaus Paldean Fates #209 on eBay Tandemaus Scarlet & Violet #159 on eBay Maushold Paldean Fates #74 on eBay Tandemaus Surging Sparks #157 on eBay Maushold Paldea Evolved #168 on eBay Tandemaus Scarlet & Violet #160 on eBay Maushold Scarlet & Violet #161 on eBay Maushold ex Paradox Rift #155 on eBay Maushold ex Paradox Rift #233 on eBay Maushold Paldean Fates #210 on eBay Flareon Flareon is a bit of an underappreciated Eeveelution when it comes to collecting, but the card catalogue is actually really solid
At this point, every other card game has some form of competitive online version
The +1/+1 generation is also self-contained, which, compared to a card like Leatherhead, Iron Gator, makes it easier to cut
All somewhat situational but still, a whole lot of potential for a cheap and powerful card