There are however lots of ways to slightly improve your card quality, there are very few ways to directly get a specific card
Card draw makes the format go round
Commanding Conclusion Shrine token | Illustration by Alexander Mokhov You could argue that Go-Shintai of Life's Origin is among the reasons every Universes Beyond set gets a 5-color commander, like Tom Bombadil and Terra, Magical Adept for sagas, Ezio Auditore da Firenze for assassins, Cosmic Spider-Man for spiders and Heroes in a Half Shell for mutants, ninjas, and turtles, I guess
An effect on a tame enchantment could be completely broken if it appeared on an artifact instead, because of how the support between the two permanent types varies
Also, those lost life points and inconsistencies are continuous, whether or not the sideboarded white cards show up