Buried Alive, for example, can put creatures like Anger, Anathemancer, or Stinkweed Imp into your graveyard to give your creatures haste, deal damage to a greedy manabase, or prepare a consistent way to fill your graveyard
Unfortunately, Emperor of Bones reanimated permanents dont last for long, as they are sadly limited by the Finality Counter introduced in The Lost Caverns of Ixalan
Sheoldred, the Apocalypse, Gix, Yawgmoth Praetor, and Deep-Cavern Bat all found their way into Skeleton lists
You can lean into this with a lifegain commander like Ayli, Eternal Pilgrim, Sorin of House Markov, or Karlov of the Ghost Council, and you can amplify your opponents life loss with effects like Wound Reflection and Warlock Class
Each has a straight-forward path to win with a unique strategy
That first mana acceleration on our second turn to power out a 3-drop Commander is enough