Despite Etrata, the Silencer from the underhanded Dimir, and Massacre Girl from the reckless Rakdos, lurking in the shadows, they're not the culprits which isn't to say that they don't cause some problems on the way, It's no mystery where you should turn for more Magic: The Gathering content
Cards like Demonic Tutor and Rhystic Study are certainly way up there but when I draw one of those Im often hoping or planning to turn it into a Dockside and win the game. Matt Sperling, @sickofit Dockside occupies the role of Black Lotus (the most absurdly efficient ritual in the format) on my EDH Power 9 list
She can pilot something more laid back
However, that base price might not include subgrades printed on the label adding subgrades can cost extra (many collectors opt for subgrades because its a signature feature of BGS)
(2024-01-12) If you are instructed to cast a spell with overload "without paying its mana cost," you can't choose to pay its overload cost instead