His direct and pure damage based utility makes him appealing in most places and his low mana costs further increase his desirability
To try and meet the diverse artifact tokens criteria, it runs bottom-tier playables like Root Out and Vampires' Vengeance and none of the actually good, interesting cards that make unique artifact tokens, like Toggo, Goblin Weaponsmith
You could pay more to access higher card values and quicker turnarounds, as well, but having your cards graded at an event also means that youll have to pay to attend the event itself
For now, they sprinkle a bit of flavor onto a card
Merrow Commerce If youre running a merfolk deck, then you probably want a mass untapper like Merrow Commerce
Its not hard to see why this is at the top of the list of most valuable Shrouded Fable cards, with a current average selling price of $127