MTG fans who've spent any time on the internet (and who read the previous paragraph) will realize that's a pretty on the nose reference to the 6/6, six-mana dinosaur card Colossal Dreadmaw
Karn, Scion of Urza has been falling as well since it seems to be merely a very good card instead of a silly broken mistake like so many people (including myself) assumed it was early in the format
Its not even legendary, so you can have multiple copies of it
If the game stretches out, you might even be able to drop the Cordial Vampire and then burst-kill someone out of nowhere, thanks to how well it plays with Kalastria Highborn and Blood Artist when fueled by zero-mana sacrifice outlets such as Viscera Seer, Stromkirk Condemned, and Bloodthrone Vampire
Heroic Intervention (Aether Revolt) Arcane Signet (Throne of Eldraine) Farewell (Kamigawa: Neon Dynasty) Guardian Project (Ravnica Allegiance) Talisman of Dominance / Talisman Cycle (Mirrodin) Tireless Provisioner (Modern Horizons 2) Solemn Simulacrum (Core Set 2021)
Rakdos Adventures The other side of the spectrum is the Rakdos Adventures build, which eschews Edgewall Innkeeper (obviously) but plays Lucky Clover