Heres an example: You have a Gliscor LV
Though the set is still in its pre-release state, sales for the card have stayed fairly stable at this point
This one is a bit of trouble to set up and is a straight dead card in topdeck mode and laughable against swarms of aggressive Boros and Gruul options that will run over a player trying to get this attached and online for a potentially useless return
As it was a legendary creature, it couldn't just be Knight Owl, it needed a name
Since we cant put this djinni back in that bottle though, I hope that Wizards puts on their thinking caps and figures out how to make energy cards in a way that constrains some of those automatic advantages, just as they did with those broken phyrexian mechanics before
Pharaohs Servant was the debut for Pegasus ultimate monster, Thousand-Eyes Restrict, and it also introduced era-defining cards like Jinzo and Imperial Order to the game as well