Yarus, Roar of the Old Gods This four mana Gruul colored Standard-legal 4/4 (at four spot, you are welcome symmetry fans) on curve is great
However, the most spicy land to add is City of Shadows, which is terribly in most decks but an allstar here since we can sacrifice The Hollow One to it to get the first storage counter and then just proliferate for incredible ramp
Ghosting: Sometimes referred to as double printing, (which isnt technically correct) ghosting happens when the residual ink from the previously printed sheet doesn't get properly cleaned off the roller before the ink for the next sheet is applied
Given the mechanics high complexity, its surprising to see
As for Runehorn Hellkite, I've never met a Wheel of Fortune I didn't like, and even though this one is pretty expensive at six mana, it also generates random value from the graveyard if you discard it to something like Survival of the Fittest and is uncounterable and instant speed