In many cases, this isnt a big deal
(If a creature with a finality counter on it would die, exile it instead.) Enchantment Haunted One Commander creatures you own have "Whenever this creature becomes tapped, it and other creatures you control that share a creature type with it each get +2/+0 and gain undying until end of turn." (When a creature with undying dies, if it had no +1/+1 counters on it, return it to the battlefield under its owner's control with a +1/+1 counter on it.) Legendary Enchantment - Background Radiant Destiny Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.) As this enchantment enters, choose a creature type
Others might go unreported to the masses, though people seem pretty eager to share and sell these when they open them
Flumph Theres an infinite combo deck in Modern with Flumph, Orcish Bowmasters, and a card that can give indestructible
If the collectable aspect of the game disappears, the community will collapse