pokemon ghost type cards Pokémon Center: Pokémon TCG: Ghostly Gathering Card Sleeves (65 Sleeves) : Toys & Games Ghost GLC - PokemonCard

At $3, this is a totally fine gamble

Sometimes its less clear, for example, sometimes a player might ask what youre intending to do with a tutor effect, where youre more likely to want to hide that information

Otherwise, its controller may search their library for a basic land card, put it onto the battlefield tapped, then shuffle

Bonfire of the Damned and Thought Scour This is even more of a stretch than Rancor and Wolfir Silverheart, but I think its worth pointing out that with red and black trading places on the color pie and red becoming blues neighbor, U/R Delver looks a lot more likely

Targeted hate is flexible, but it requires better timing

If you're playing in opaque sleeves inside toploaders, almost nothing would be would be marked