8 Family Matters Offspring Your Creatures Family Matters is a precon built around the offspring mechanic introduced in Bloomburrow
The real power is likely to be the cards activated ability, which costs X to activate and reads: Exile Karns Sylex: Destroy each nonland permanent with mana value X or less
Varchild, Betrayer of Kjeldor could be fun in some sort of group slug deck where you give your opponent tokens but in a harmful manner (maybe with something like Trespasser's Curse on the battlefield), although she might be better in the 99, since mono-red is pretty limiting
Aminatou, Veil Piecer leads the deck Miracle Worker, which is all about the Miracle mechanic
Thats a significant non-bo
Commander is a social multiplayer format, so all you really need is a playgroup, enough table space for everyone, and at least one person who remembered to bring dice