charmers deck yugioh Yu-Gi-Oh! Spirit Structure (3 Decks) : Toys & Games follow them and their familiars on an epic fairy tale adventure Ships immediately! [Spirit Charmers] Deck

Also the archetype has a lot of Spells and Traps that can make up for their relatively weak attack power such as Harpie's Feather Duster, a reliable Spell card that ANY deck can use to wipe out the opponent's backrow, Harpie Lady Phoenix Formation which can destroy monsters depending on how many Harpies you have and Hysteric Party which can Special Summon as many copies of Harpie Lady from your graveyard as possible

I certainly can't hide them at the back of a cupboard in my parent's house in the desperate hope they're never discovered so I have room for new cards in my own home

You can use it immediately as a removal spell, and many times, the activated ability will be relevant, especially against Commander staples like Swiftfoot Boots

While there's only been a single NM sale around the market price, LP cards offer a decent discount, dropping to about $60.