The rules are approachable, but theres enough depth to keep matches interesting once you start mastering your favorite leaders
It exiles any number of target creatures then returns them to the battlefield at the start of the next end step
But at the same time Lugia's Poke-Power is very could because it could potentially add 5 energy cards to Lugia at the same time and its only move Elemental Blast takes 3 energies, 1 fire, 1 water, and 1 electric, and you must discard all three when you perform Elemental Blast which is very powerful and does 200 hp damage
That means providing cards and lands not just to yourself, but to every partygoer at the table
Some other cards that fit into this category, but will probably be worth less money, are Zacian V, Zamazenta V, Hisuian Samurott V, Hisuian Goodra, Latias, Darkrai VSTAR, Diancie, and Thievul - all of which are Secret Rares