Enchantment Syr Konrad, the Grim Whenever another creature dies, or a creature card is put into a graveyard from anywhere other than the battlefield, or a creature card leaves your graveyard, Syr Konrad deals 1 damage to each opponent
Opponents Kazuul, Tyrant of the Cliffs trigger will work when Hero of Bladehold is declared as an attacker, but not when Soldier tokens are created tapped and attacking
With ~2 SPs per English case and four confirmed SPs competing for those slots, the expected cost to pull Miss All Sunday specifically through box openings is multiples of the card's secondary market price
One of the main reasons why I think that Vivi is a great candidate for a Game Changer is because he doesnt need to use other Game Changers in order to create the type of play pattern that turns a multiplayer Commander game into solitaire while you dig through your deck and ping down your opponents
The exchange rate is unfavorable to start off with, of course, but theres countless ways around that