Each removal or bounce spell you fire afterwards nets you a card, precisely what these decks usually want
Or you could use cards like Merfolk Looter and pitch big, splashy spells into the graveyard you can flash back for cheap, like Ezuris Predation, Clone Legion, or Insurrection
I've qualified for the [2023] World Championships
But with the rules language of Magic becoming better defined and developed over the years, most of these old joke cards now look quite straightforward to adapt for tournament play
Valgavoth, Terror Eater most expensive DSK cards The most expensive MTG Duskmourn card at time of writing is Valgavoth, Terror Eater with a Double Exposure textured foil treatment
Gwenna, Eyes of Gaea Hitting just outside of my top ten proper is this three drop 2/3 legendary Elf Druid Scout