I realize that this sounds a lot like unfair combo decks but the difference is that the mana an unfair combo generates is temporary to produce an instant win where Ramp's advantage is turned into permanents
It all depends on the performance of Murderous Rider during tournaments, which will either bring it all the way to $20 and higher or let it fall to about $7 to $8
Sometimes its just reassuring to see that the buyout wasnt complete and that there will be no difficulty obtaining a copy in the future should I want one
Displaced Dinosaurs makes every artifact token you make (Treasure, Clues, and Food come to mind) into 7/7 creatures, and its not hard to make a ton of artifact tokens these days, whether Treasure in Golgari or Clues in Simic
His Mardu colour identity is important too, allowing the deck to break outside of the usual Rakdos colours for vampires and include all the white vampires that have been printed in recent times, as well as providing access to enchantment removal which historically black and red have struggled with