The Golgari sorcery will destroy a dork too, then if you've got delirium a free Ooze equal to their total mana cost
Maybe you can even do the inverse for special border treatments
You can easily see seven new cards with it for just one mana, with enough shuffle you can do that most turns
Not only do you get an extra turn, you also get to make two 1/1 flying Bird tokens to attack with that turn
This drow elf ranger and his companions now defend the surface world from anyrogue wizards, tyrants, even godswho would harm it
So, having these cards legal would make it so no one would want to play for ante (especially considering the average price of a Vintage deck), meaning these cards would basically let you play a smaller deck since they would get removed and make you more likely to see your key cards