You have to count all the Master Points of your Pokmon, the Master Points of your gym badges, your miscellaneous Master Points and your Nuggets
I have some bias because all four of them either focus on mechanics I find really fun (monarch, politics and voting, and Food) or play into archetypes I already really liked (Grixis reanimation and spellslinger)
Neoform There are a number of Birthing Pod imitators out there, including cards like Eldritch Evolution, Prime Speaker Vannifar, and Birthing Ritual
Ultimately, a lot of explorations were either too mundane to get that sense of adventure or a full minigame that was too much to keep track of alongside the Magic game (or fit on the table)
Meren of Clan Nel Toth Remember I said a few places I figured Mazirek was so good it would be better than the Golgari experience counter card