Being playable in mono white or red isn't very interesting either, both colours have much more potent three drops to chose from
Commanders jam-packed with powerful creatures like Etali, Primal Conqueror, Orcish Bowmasters, and whatever the green players jamming that we dont mind swiping
Yshtola, Nights Blessed lets you play a more control oriented Esper deck that draws cards, heals itself, and also just kills opponents over the course of the game
It could serve as a resilient threat that grows stronger with each attempted attack against it
Sacrificing any permanent will not only grow Korvold's power and toughness but let you draw a card each time as well
This is actually the first card in Magic: The Gathering history to reward you for playing nonbasic lands