With an understanding of the premise, lets get into the deck
As powerful as these lines of play are once you get your engine rolling, its worth noting that setting things up takes time
Effects that trigger "whenever a creature explores" trigger as appropriate
Magic: The Gathering Comprehensive Rules, 702.8
Graveyard centric decks are a little on the rough side outside of Living End, which doesnt really want Souls of the Lost since theyre going to sweep it away anyway
Urtet, Remnant of Memnarch Essentially all Ive said in favor of Kenrith, the Returned King also applies to Urtet, Remnant of Memnarch, but it ultimately gets some extra points thanks to its support for the myr creature type