So on the advice of people I respected, I decided to stick to my guns and play Shock Lock, knowing that if any of the other decks in the format wanted to counter the now-known RowEgg/Vileplume deck, they could, and I would prey on them
Creature - Dragon Delina, Wild Mage Whenever Delina attacks, choose target creature you control, then roll a d20
Accumulated Knowledge Draw a card, then draw cards equal to the number of cards named Accumulated Knowledge in all graveyards
Personally, crossover cards have always felt better to me as an 'opt-in' kind of thing
The nine Cosmo holo cards add a bit of shine to the whole experience, making cards like Pikachu and Mimikyu even more special
Because Magic is at its core a fantasy game, the closer the genre tropes were to fantasy, the easier they were to adapt