Vraska, Betrayals Sting Vraska, Betrayal's Sting combines card draw, proliferate, and poisonous finishers
Mitotic Manipulation (an underrated blue ramp piece in its own right) can find Islands and Swamps when you want extra mana, but it can also be a way to dig for another Nazgl to have the Ring tempt you and pump the team
The Stifle mode handles evoke elementals' triggered abilities or storm triggers while taking out colorless spells, which is amazing flexibility especially now that Mox Opal has been released upon the greater format
Ive also noticed it really brings down the mood of casual playgroups, as having your card effects simultaneously stolen from you and used against you doesnt feel especially good
If someone brings in a collection of hundreds upon hundreds of cards, they wont have time to sort through every single card to determine value
Only cost me $15 per card