tiny epic card sleeves Crimes Sleeve Kit – Boardgame Protectors Thicker card sleeves are nice but getting the cards back in the box and handling hugely overstacked decks is a big issue on games over 100 cards "Tiny Epic Kingdoms" Compatible Card

Other options related to auras are Siona, Captain of the Pyleas and Syr Armont, the Redeemer, but these are just reprints that fit the decks theme

Artifacts are colorless permanents representing magical items, machines, and relics

For example, if you control Tangle Wire and an opponent taps an untapped creature they control as part of the resolution of Tangle Wire's triggered ability, Hylda's ability won't trigger

Heres the full ranking based on current Japanese market prices

7 Iron Leaves ex Special Illustration Rare Market Price: $33.05 Joining Walking Wake as one of the main faces of the set, Iron Leaves gets an ex card featuring the Future Paradox Pokemon seemingly traversing an alien world with a massive, foreign moon behind it