Boggart Trawler / Boggart Bog Graveyard hate and a potential land drop in one package makes Boggart Trawler a strong value option for black-based decks
It simply alters what the spell does based on if you paid the multikicker cost and how many times
Sometimes, a misprint of a card can immediately make it more valuable thanks to its rarity, and the shadowless version of Charizard from the base set can still net $500 for an ungraded and damaged copy
The flanking mechanics of the world have to be keyworded, while the bushido mechanics are keyworded on a case by case basis
This is true of all Cubes, of course, but Sharpie Cubes are unique in a different way
Personally, I think this is a great idea, as in the past there have been criticisms that too many cards in a single set have been serialized