mtg unfinity collector booster box + Unfinity Draft Box Bundle [Discounted] and a ridiculous Rare or Mythic from previous un Wizards of The Coast Magic:

Competitive Advantage: Opening an entire case gives competitive players unparalleled deck-building flexibility

Specifically it puts it just a little above Phoenix Heart, a commemorative card Richard Garfield made to mark his wedding and only gave out to friends and family members

Each of these three activities has a reward of a special Disney Lorcana promo card: Stitch Rock Star, Donald Duck Pie Slinger, and Rapunzel Appreciative Artist

The threat of it doing so does make your opponent more likely to trade with it though

If the monarch leaves the game during another player's turn, that player becomes the monarch