Use efficient removal I feel bad saying something so obvious, but in a metagame dominated by Decay and Lilly, as well as decks that don't want to interact at all, Infect has a huge edge
Urza, Lord High Artificer Urza, Lord High Artificer is what makes blue artifact decks feel unfair
What are your favorite types of foils
Many unadvised players wont have the resources available or even the knowledge to do this, and theyll think that theyre getting the best deal ever
Instead of making enemies with one player, you apply pressure to the whole table equally
This is already starting to happenaccording to MTG Goldfish, a foil set of Seventh Edition , which is notoriously scarce, has roughly doubled in price over the past calendar year