6 Yarok The Desecrated Yarok, the Desecrated sees play almost exclusively in the Commander format, where it served as a highly effective commander for Sultai-colored decks
Innistrad: Crimson Vow Crimson Vow introduced us to the blood mechanic, which is basically another way to rummage or discard cards you dont need to try to find better ones (like cycling)
As such, its very common for beginner collectors to start their collections with a focus on one or two Pokmon instead of a full set, with Pikachu being one of the top contenders
Thats going to end up in actual losses not just for WotC (boohoo), but likely for your LGS as well
The copy will then resolve like a normal spell, after players get a chance to cast spells and activate abilities
Generally, it wants to use the cards in its graveyard as a resource, after all, not stack them up to 14