Ultra Prism boxes are over $400. Shining Legends Mew PSA 10 has sold for over $200. PSA 10 scream Psyduck has sold for over $300. Hidden Fates etbs have sold for over $200. Team up booster boxes have sold for over $300. PSA 10 Rainbow Charizords have sold for over $2k. A complete hidden fates set sold for $2.4k last night.
But go on… you were saying something about all modern product being completely uninvestible?