As of the Scarlet & Violet expansion, there are up to 2 reverse holo cards
The transparent design means you can display your favorite cards without exposing them to dust or handling
Of the two, my personal favorite is the Bulbasaur card with the Pidgey flying in through the window
This deck is based on the likelihood of your opponent having a pure ex deck, so Oricorios Safeguard Ability will prevent all damage coming from ex cards, allowing you to build up Giratina ex at the end of each turn while also setting up Greninja with the Rare Candy
A mini-graveyard is displayed when you have the main graveyard window collapsed
Give Yourself The Royal Treatment One thing that had a huge impact on making me pay attention to what other people were doing, and run more spells that interact with the board on others' turns than I ever did before, was adding The Monarch to my decks