This is the type of card you need to keep in your radar because it is arguably very powerful but the format is just not helping it at all
Here, you can get a one-side sweeper for small creatures or create a copy of a strong elemental, but the default modes of drawing two cards or creating two Treasures are always useful
Yes, Vampires are good in MTG and among the most supported and powerful tribes in the game
Elenda could also be a consideration for more traditional gain and drain lists perhaps as well
But Urborg is different it's not itself a Swamp, it only has the word "Swamp" in its text description, which the official Commander rules point out is okay: Basic land words (swamp, forest, etc) in the text box of a card do NOT represent a coloured mana symbol
The new cards in the deck matter, too