1 Silver-Fur Master
Akroma's Vengeance : A powerful six-mana spell that destroys all artifacts, creatures, and enchantments, and has a cycling ability for added utility
Even if you weren't trying to strand a bunch of cards, the matches often turned into exhaustion wars to see who would have spells left over when the music stopped, and Goblin Trenches would blow such matches wide open
Casting her with Sneak allows you to cast her one turn early too, and that combo of reduced casting cost and creature removal will make her a powerful option for black decks.
Someone who bought a preconstructed deck 10 years ago, whatever ideas they formed from that first game of Commander may still be guiding their play today. The decks are heavily tested against each other and other recently published decks to ensure a good power balance
Otherwise, Im not sure what it has to offer