Duraludon #129 (Pokemon Vivid Voltage | Pokemon Cards) prices are based on the historic sales
Just remember to leave one copy of Sableye as well as a single Darkness Energy in your discard pile in the mid-to-late game so you can recover them via Puzzle of Time if necessary
Cheap draw engines like Esper Sentinel and Faerie Mastermind are bound to exile in a Zinnia deck, which sounds even more disgusting the more I think about
Card advantage, on the other hand, increases the number of cards you have , improving your odds of finding something useful simply by drawing more
Obviously there is no sales data for CGC 10s (yet) but PSA 10s have been getting around $2,200-2,400 on eBay which makes this a very nice card to hit a 10 when grading
Two years later, though, the game is now well established and growing