Here youre looking to pickup creatures that enter with Oil counters on them
While Black Lotus has more power in certain decks, Sol Ring is stronger in far more decks
Lets dig into the rest of my list: Legendary Artifacts Creatures K-9, Mark I is a great card to have in a deck that cares about legendary permanents, giving your other legendary creatures ward 1 so long as it is untapped
Selfless Glyphweaver functions as protection for your board in most games, while the admittedly expensive Deadly Vanity can be cast if you draw this later and need to make a comeback
On top of that, some cards can turn existing permanents into different types of cards or can have multiple card types, such as Planeswalkers that become Creatures or Creatures that are also Enchantments
Finally, it seems like Zur is even seeing a little bit of play in Standard currently, where players are using him to turn the Duskmourn overlords into creatures ahead of schedule to benefit from their busted attack triggers