With every change to the game they also go back through the entire history of cards and update the rules text for consistency
You separate the cards into two piles, lift the corners up, and flick them together, weaving the cards into one deck
2x Abra 2x Kadabra 2x Alakazam 2x Drowzee 2x Hypno 2x Poke Ball 2x Professors Research 2x Sabrina 2x X Speed 2x Potion Hypno can coin flip from the bench and provided it successfully lands on heads, you can send your opponent's Pokemon to bed
Since Rainbow Rare cards are no longer being printed, you should focus your search on card sets released between the Sun and Moon series, released in 2017, and the Scarlet and Violet series, released in 2022
Sure, your opponent might have ten beasts in their green deck, but Callous Oppressor would still be able to steal their four goblins, three elves, and two other creatures that weren't beasts