Especially Misty and Professors Research are candidates that are more likely to be played early
He has been a fan of the game since it first came out, played competitively since 2015, and qualified to compete in the Pokmon TCG World Championships
Expect home brews, a good time, and thriving Commander/EDH (20+ players weekly) and Drafting scenes
They usually look unofficial, with plain paper, office-printer layouts, black-and-white text, sometimes even handwritten notes, because they were never meant to be sold or packed into boosters
A deck that uses Pitiless Plunderer only needs to sacrifice a token creature or use one as a chump blocker, and thats just the first synergy that comes to mind