The game is set in the world of Lorcana where there is one Great Illuminary who is tasked with keeping stories safe in the Halls of Lorcana so that nothing is forgotten
These are both still major threats at the kitchen table today, and they can kick booty with the best of them
Youll also instantly gain lore equal to that location's lore value when you do, so it works as a nice way of getting value out of your locations before they inevitably become a big target, whilst also getting either a second action out of your character or keeping them safe from an enemy challenge
This kind of reverse engineering of creating improved versions of pre-existing cards or by designing cards that disrupt popular strategies and tactics is a very successful way to create new Eternal playables, but Im not convinced that those are the best ways
Grave Upheaval is great in the late game, bring back the best dead creature you can find, but none of that matters if you can't get to the late game because you're stuck on two lands
But Palinchron isnt a bird, its an illusion