The -3/-3 from Locthwain Scorn is enough to take down most of the one, two, and three mana creatures in the format
Theres a ton of overlap in ways to make all of the aspects of historic apply in Cube, and K-9, Mark I stands out to me as being very useful specifically in this space
Grapeshot and Other Storm Cards Storm is one of the most powerful and heavily-reserved mechanics in the game of Magic
Tolsimir, Midnight's Light, Trostani, Three Whispers and Buried in the Garden are simply busted
Eivor, Battle-Ready Eivor, Battle-Ready is interesting as an equipment commander that still functions even if you never actually equip anything
But if the general approach here isnt anything to write home about, the power of the tools included absolutely is