Ill never forget when I first evolved my Magikarp into a Gyarados, not having any idea what it would turn into, motivated by its magic name alone
These cards are printed in extremely limited quantities, and they're unique to the person gifted them - to the point of including the individual recipient's name
Mirage Gate [Lost Origin] is arguably the most efficient way to power up a Tera Pokmon that needs three different Energy to attack, and that is incredibly tempting
The second reason it could be great is that while it could just work in some go-wide white deck, a lot of the good white cards right now focus on life gain, and this plus Ajanis Pridemate and Daxos, Blessed by the Sun or Impassioned Orator seems great
You can play him for only three ink, and yet he gains one resist and one lore for every Location in play
He can put counters on creatures to trigger things like card draw, he can gain us life to help trigger cards like Aerith, and he can return Summon creatures from the graveyard to play