mtg coven cards Mechanic Highlights: Covens of Tetwase : r/custommagic outmaneuver opponents MTG Keywords Explained: What is

Each half is called a door

On the back end, you wouldnt really want to play a four-mana enchantment that grants the ability to create a single 1/1 flyer each time the enchanted creature deals combat damage

But that simple "may" clause rules all

Throw in Steal From the Rich (which forces everyone else to lose one point every time your cards Quest) or cards that return characters to a player's hand / banish them entirely and you've got the most aggravating strategy in all of Lorcana

When building a list of the most expensive, you have to refine your discussion to either include or exclude these three sets, as you would never make it to a consideration of the expansions or later traded cards without excluding these