In terms of how the rankings are organized, the last place slot is designated as the best worst card, meaning that its the most playable
The tough thing about always having it, is balancing the amount of removal spells you run in your deck, to see them, while simultaneously not letting it interrupt the amount of pieces you see that push your deck's goal forward
(In agreement with "it's always been that way" doesn't make it a good thing
Its really the perfect Commander card, as its good with Kindred strategies of any type or color, or good as a way to double up what your Commander does
encore makes it hard to remove profitably without exile-based interaction
If I know anyone who is looking to sell collectibles I will recommend to comic buying center