Black Lotus is banned in almost all the formats it would otherwise be legal in, and one of the only ways to play it is in Vintage, where it's merely restricted
After all, it is basically a 4/3 that gains two life when it enters the battlefield and then has the option to gain us two life a turn if things line up
Maybe if the wizard typing matters I could see a case for running it
However, even if Baron Sengir was a Vampire, hed be alone as the only Vampire in the entire set and the third ever printed at the time
If you want to challenge yourself with a deck other than the current top tier, Queen is one of your best choices
Of course, way more than five Happy Meals are likely ordered from all these McDonald's, meaning there is an insanely large amount of these cards out in the wild already