Factor in that Groudon hasnt had a chase-tier card like this in years , and youve got the perfect storm: iconic character + incredible art + low supply = sky-high demand
High Score High Score increases your counter count by one, which is good by itself, but then if you control the creature with the greatest power during your end step, you get to draw a card
Mulan, Robin Hood, Tinker Bell, and Sisu bring unique strengths and abilities to the field for diverse tactics
While untapped, it gives your other legends ward 1, making them tougher to remove
Staples are how you create consistency anyway: every deck runs a Sol Ring, a board wipe, some spot removal (and often a tutor or two to find them), so the average game plays smoothly even though no two decks are identical
I had fun with the set and I hope others do too