Mass Spell/Trap removal, such as "Harpie's Feather Duster" and "Evenly Matched", is particularly effective, as the Deck has no in-archetype way to negate Spells/Traps or to protect their backrow, except for Laevateinn the Burning Blade
This means you are able to play the right amount of removal in your deck
(It is every creature type.) Enchantment Kaalia, Zenith Seeker Flying, vigilance When Kaalia enters, look at the top six cards of your library
1HolographicCard
destroy both it and this card, and if you do, Special Summon 1 Dragon Xyz or Pendulum Monster from your Extra Deck, but its ATK/DEF become 0, its effects are negated, also it cannot be used as material for a Synchro or Xyz Summon
I have placed an old card (one of my daughter's old birthday cards) in the fold to see how it would stand