Alongside the chased Miriam, theres the beautiful Ralts to Gardevoir triptych to find, some fantastic Special Illustration Rares of Miraidon and Koraidon, the terastalized Gyarados ex full-art, and some truly stunning art like the Special Illustration Penny and Great Tusk, along with many more
Honestly though, its mostly there because its massive
This was kind of a forgotten mechanic
Since release, his power has become obvious and he makes frequent appearances at cEDH tables
What if you dont have the evolved forms in your deck
It is very easy to go infinite with Heliod, Sun-Crowned's effect, most notably with Walking Ballista, allowing you to remove counters to gain them back right away by giving it lifelink