Surgical Extraction is a candidate for "best sideboard card ever" due to its ability to permanently eliminate the key card of your opponent's deck as soon as one copy of it hits the graveyard
While the application is nearly perfect, there were a couple things that were a little annoying for making a large set of cards: Card Conjurer gives you an interface to import official cards from
Its a similar design to Phyrexian Scriptures, though Id want the Ring-bearer text to matter before I sleeve this up
While it doesnt explicitly feature a Trainer, this card showcases Mew in its VMAX form against a void-like, all-black background accented with gold and pink outlines
Notably, 42 finalists received these cards, and each was personalized with the trainers name and a custom design
5 Venusaur ex Can Heal Significant Damage First Printing: Stellar Crown Healing in the Pokmon Trading Card Game is an often underexplored mechanic because it is usually seen as not being impactful enough in a match to warrant playing cards that fulfill this purpose